28751632

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 120

約数和(自身を含む): 72614400

約数和(自身を除く): 43862768

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 169, 182, 196, 208, 217, 248, 338, 343, 364, 392, 403, 434, 496, 637, 676, 686, 728, 784, 806, 868, 1183, 1274, 1352, 1372, 1456, 1519, 1612, 1736, 2366, 2548, 2704, 2744, 2821, 3038, 3224, 3472, 4459, 4732, 5096, 5239, 5488, 5642, 6076, 6448, 8281, 8918, 9464, 10192, 10478, 10633, 11284, 12152, 16562, 17836, 18928, 19747, 20956, 21266, 22568, 24304, 33124, 35672, 36673, 39494, 41912, 42532, 45136, 57967, 66248, 71344, 73346, 78988, 83824, 85064, 115934, 132496, 138229, 146692, 157976, 170128, 231868, 256711, 276458, 293384, 315952, 463736, 513422, 552916, 586768, 927472, 1026844, 1105832, 1796977, 2053688, 2211664, 3593954, 4107376, 7187908, 14375816, 28751632]

約数ペア:

[(1, 28751632), (2, 14375816), (4, 7187908), (7, 4107376), (8, 3593954), (13, 2211664), (14, 2053688), (16, 1796977), (26, 1105832), (28, 1026844), (31, 927472), (49, 586768), (52, 552916), (56, 513422), (62, 463736), (91, 315952), (98, 293384), (104, 276458), (112, 256711), (124, 231868), (169, 170128), (182, 157976), (196, 146692), (208, 138229), (217, 132496), (248, 115934), (338, 85064), (343, 83824), (364, 78988), (392, 73346), (403, 71344), (434, 66248), (496, 57967), (637, 45136), (676, 42532), (686, 41912), (728, 39494), (784, 36673), (806, 35672), (868, 33124), (1183, 24304), (1274, 22568), (1352, 21266), (1372, 20956), (1456, 19747), (1519, 18928), (1612, 17836), (1736, 16562), (2366, 12152), (2548, 11284), (2704, 10633), (2744, 10478), (2821, 10192), (3038, 9464), (3224, 8918), (3472, 8281), (4459, 6448), (4732, 6076), (5096, 5642), (5239, 5488)]