254199974

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1\times {\mathrm{1049}}^1$

素因数の和:1988

約数の個数: 32

約数和(自身を含む): 459648000

約数和(自身を除く): 205448026

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 911, 1049, 1822, 2098, 6377, 7343, 12754, 14686, 17309, 19931, 34618, 39862, 121163, 139517, 242326, 279034, 955639, 1911278, 6689473, 13378946, 18157141, 36314282, 127099987, 254199974]

約数ペア:

[(1, 254199974), (2, 127099987), (7, 36314282), (14, 18157141), (19, 13378946), (38, 6689473), (133, 1911278), (266, 955639), (911, 279034), (1049, 242326), (1822, 139517), (2098, 121163), (6377, 39862), (7343, 34618), (12754, 19931), (14686, 17309)]