1253825636

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{2617}}^1$

素因数の和:2940

約数の個数: 48

約数和(自身を含む): 2554497792

約数和(自身を除く): 1300672156

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 241, 284, 482, 497, 964, 994, 1687, 1988, 2617, 3374, 5234, 6748, 10468, 17111, 18319, 34222, 36638, 68444, 73276, 119777, 185807, 239554, 371614, 479108, 630697, 743228, 1261394, 1300649, 2522788, 2601298, 4414879, 5202596, 8829758, 17659516, 44779487, 89558974, 179117948, 313456409, 626912818, 1253825636]

約数ペア:

[(1, 1253825636), (2, 626912818), (4, 313456409), (7, 179117948), (14, 89558974), (28, 44779487), (71, 17659516), (142, 8829758), (241, 5202596), (284, 4414879), (482, 2601298), (497, 2522788), (964, 1300649), (994, 1261394), (1687, 743228), (1988, 630697), (2617, 479108), (3374, 371614), (5234, 239554), (6748, 185807), (10468, 119777), (17111, 73276), (18319, 68444), (34222, 36638)]