1555250788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{1019}}^1$

素因数の和:1649

約数の個数: 72

約数和(自身を含む): 3418632000

約数和(自身を除く): 1863381212

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 599, 637, 1019, 1198, 1274, 2038, 2396, 2548, 4076, 4193, 7133, 7787, 8386, 13247, 14266, 15574, 16772, 26494, 28532, 29351, 31148, 49931, 52988, 54509, 58702, 92729, 99862, 109018, 117404, 185458, 199724, 218036, 370916, 381563, 610381, 649103, 763126, 1220762, 1298206, 1526252, 2441524, 2596412, 4272667, 7934953, 8545334, 15869906, 17090668, 29908669, 31739812, 55544671, 59817338, 111089342, 119634676, 222178684, 388812697, 777625394, 1555250788]

約数ペア:

[(1, 1555250788), (2, 777625394), (4, 388812697), (7, 222178684), (13, 119634676), (14, 111089342), (26, 59817338), (28, 55544671), (49, 31739812), (52, 29908669), (91, 17090668), (98, 15869906), (182, 8545334), (196, 7934953), (364, 4272667), (599, 2596412), (637, 2441524), (1019, 1526252), (1198, 1298206), (1274, 1220762), (2038, 763126), (2396, 649103), (2548, 610381), (4076, 381563), (4193, 370916), (7133, 218036), (7787, 199724), (8386, 185458), (13247, 117404), (14266, 109018), (15574, 99862), (16772, 92729), (26494, 58702), (28532, 54509), (29351, 52988), (31148, 49931)]