215571004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 419198976

約数和(自身を除く): 203627972

約数列:

[1, 2, 4, 11, 22, 44, 113, 191, 226, 227, 382, 452, 454, 764, 908, 1243, 2101, 2486, 2497, 4202, 4972, 4994, 8404, 9988, 21583, 25651, 43166, 43357, 51302, 86332, 86714, 102604, 173428, 237413, 282161, 474826, 476927, 564322, 949652, 953854, 1128644, 1907708, 4899341, 9798682, 19597364, 53892751, 107785502, 215571004]

約数ペア:

[(1, 215571004), (2, 107785502), (4, 53892751), (11, 19597364), (22, 9798682), (44, 4899341), (113, 1907708), (191, 1128644), (226, 953854), (227, 949652), (382, 564322), (452, 476927), (454, 474826), (764, 282161), (908, 237413), (1243, 173428), (2101, 102604), (2486, 86714), (2497, 86332), (4202, 51302), (4972, 43357), (4994, 43166), (8404, 25651), (9988, 21583)]