28556475406

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1\times {\mathrm{3919}}^1$

素因数の和:4720

約数の個数: 32

約数和(自身を含む): 44517150720

約数和(自身を除く): 15960675314

約数列:

[1, 2, 31, 62, 211, 422, 557, 1114, 3919, 6541, 7838, 13082, 17267, 34534, 117527, 121489, 235054, 242978, 826909, 1653818, 2182883, 3643337, 4365766, 7286674, 25634179, 51268358, 67669373, 135338746, 460588313, 921176626, 14278237703, 28556475406]

約数ペア:

[(1, 28556475406), (2, 14278237703), (31, 921176626), (62, 460588313), (211, 135338746), (422, 67669373), (557, 51268358), (1114, 25634179), (3919, 7286674), (6541, 4365766), (7838, 3643337), (13082, 2182883), (17267, 1653818), (34534, 826909), (117527, 242978), (121489, 235054)]