28988791036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{279847}}^1$

素因数の和:279946

約数の個数: 48

約数和(自身を含む): 56417356800

約数和(自身を除く): 27428565764

約数列:

[1, 2, 4, 19, 29, 38, 47, 58, 76, 94, 116, 188, 551, 893, 1102, 1363, 1786, 2204, 2726, 3572, 5452, 25897, 51794, 103588, 279847, 559694, 1119388, 5317093, 8115563, 10634186, 13152809, 16231126, 21268372, 26305618, 32462252, 52611236, 154195697, 249903371, 308391394, 381431461, 499806742, 616782788, 762862922, 999613484, 1525725844, 7247197759, 14494395518, 28988791036]

約数ペア:

[(1, 28988791036), (2, 14494395518), (4, 7247197759), (19, 1525725844), (29, 999613484), (38, 762862922), (47, 616782788), (58, 499806742), (76, 381431461), (94, 308391394), (116, 249903371), (188, 154195697), (551, 52611236), (893, 32462252), (1102, 26305618), (1363, 21268372), (1786, 16231126), (2204, 13152809), (2726, 10634186), (3572, 8115563), (5452, 5317093), (25897, 1119388), (51794, 559694), (103588, 279847)]