8771489384

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1733}}^1$

素因数の和:1903

約数の個数: 128

約数和(自身を含む): 20375193600

約数和(自身を除く): 11603704216

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 67, 71, 76, 133, 134, 142, 152, 266, 268, 284, 469, 497, 532, 536, 568, 938, 994, 1064, 1273, 1349, 1733, 1876, 1988, 2546, 2698, 3466, 3752, 3976, 4757, 5092, 5396, 6932, 8911, 9443, 9514, 10184, 10792, 12131, 13864, 17822, 18886, 19028, 24262, 32927, 33299, 35644, 37772, 38056, 48524, 65854, 66598, 71288, 75544, 90383, 97048, 116111, 123043, 131708, 133196, 180766, 230489, 232222, 246086, 263416, 266392, 361532, 460978, 464444, 492172, 632681, 723064, 812777, 861301, 921956, 928888, 984344, 1265362, 1625554, 1722602, 1843912, 2206109, 2337817, 2530724, 3251108, 3445204, 4412218, 4675634, 5061448, 6502216, 6890408, 8243881, 8824436, 9351268, 15442763, 16364719, 16487762, 17648872, 18702536, 30885526, 32729438, 32975524, 57707167, 61771052, 65458876, 65951048, 115414334, 123542104, 130917752, 156633739, 230828668, 313267478, 461657336, 626534956, 1096436173, 1253069912, 2192872346, 4385744692, 8771489384]

約数ペア:

[(1, 8771489384), (2, 4385744692), (4, 2192872346), (7, 1253069912), (8, 1096436173), (14, 626534956), (19, 461657336), (28, 313267478), (38, 230828668), (56, 156633739), (67, 130917752), (71, 123542104), (76, 115414334), (133, 65951048), (134, 65458876), (142, 61771052), (152, 57707167), (266, 32975524), (268, 32729438), (284, 30885526), (469, 18702536), (497, 17648872), (532, 16487762), (536, 16364719), (568, 15442763), (938, 9351268), (994, 8824436), (1064, 8243881), (1273, 6890408), (1349, 6502216), (1733, 5061448), (1876, 4675634), (1988, 4412218), (2546, 3445204), (2698, 3251108), (3466, 2530724), (3752, 2337817), (3976, 2206109), (4757, 1843912), (5092, 1722602), (5396, 1625554), (6932, 1265362), (8911, 984344), (9443, 928888), (9514, 921956), (10184, 861301), (10792, 812777), (12131, 723064), (13864, 632681), (17822, 492172), (18886, 464444), (19028, 460978), (24262, 361532), (32927, 266392), (33299, 263416), (35644, 246086), (37772, 232222), (38056, 230489), (48524, 180766), (65854, 133196), (66598, 131708), (71288, 123043), (75544, 116111), (90383, 97048)]