68899628

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1289}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 145635840

約数和(自身を除く): 76736212

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 83, 92, 161, 166, 322, 332, 581, 644, 1162, 1289, 1909, 2324, 2578, 3818, 5156, 7636, 9023, 13363, 18046, 26726, 29647, 36092, 53452, 59294, 106987, 118588, 207529, 213974, 415058, 427948, 748909, 830116, 1497818, 2460701, 2995636, 4921402, 9842804, 17224907, 34449814, 68899628]

約数ペア:

[(1, 68899628), (2, 34449814), (4, 17224907), (7, 9842804), (14, 4921402), (23, 2995636), (28, 2460701), (46, 1497818), (83, 830116), (92, 748909), (161, 427948), (166, 415058), (322, 213974), (332, 207529), (581, 118588), (644, 106987), (1162, 59294), (1289, 53452), (1909, 36092), (2324, 29647), (2578, 26726), (3818, 18046), (5156, 13363), (7636, 9023)]