7428772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 15084160

約数和(自身を除く): 7655388

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 73, 76, 103, 146, 206, 247, 292, 412, 494, 949, 988, 1339, 1387, 1898, 1957, 2678, 2774, 3796, 3914, 5356, 5548, 7519, 7828, 15038, 18031, 25441, 30076, 36062, 50882, 72124, 97747, 101764, 142861, 195494, 285722, 390988, 571444, 1857193, 3714386, 7428772]

約数ペア:

[(1, 7428772), (2, 3714386), (4, 1857193), (13, 571444), (19, 390988), (26, 285722), (38, 195494), (52, 142861), (73, 101764), (76, 97747), (103, 72124), (146, 50882), (206, 36062), (247, 30076), (292, 25441), (412, 18031), (494, 15038), (949, 7828), (988, 7519), (1339, 5548), (1387, 5356), (1898, 3914), (1957, 3796), (2678, 2774)]