1681101568

素因数分解:

$2^8\times {\mathrm{97}}^1\times {\mathrm{67699}}^1$

素因数の和:67812

約数の個数: 36

約数和(自身を含む): 3390280600

約数和(自身を除く): 1709179032

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 256, 388, 776, 1552, 3104, 6208, 12416, 24832, 67699, 135398, 270796, 541592, 1083184, 2166368, 4332736, 6566803, 8665472, 13133606, 17330944, 26267212, 52534424, 105068848, 210137696, 420275392, 840550784, 1681101568]

約数ペア:

[(1, 1681101568), (2, 840550784), (4, 420275392), (8, 210137696), (16, 105068848), (32, 52534424), (64, 26267212), (97, 17330944), (128, 13133606), (194, 8665472), (256, 6566803), (388, 4332736), (776, 2166368), (1552, 1083184), (3104, 541592), (6208, 270796), (12416, 135398), (24832, 67699)]