661008036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{17729}}^1$

素因数の和:17988

約数の個数: 48

約数和(自身を含む): 1668038400

約数和(自身を除く): 1007030364

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 239, 478, 717, 956, 1434, 2868, 3107, 6214, 9321, 12428, 17729, 18642, 35458, 37284, 53187, 70916, 106374, 212748, 230477, 460954, 691431, 921908, 1382862, 2765724, 4237231, 8474462, 12711693, 16948924, 25423386, 50846772, 55084003, 110168006, 165252009, 220336012, 330504018, 661008036]

約数ペア:

[(1, 661008036), (2, 330504018), (3, 220336012), (4, 165252009), (6, 110168006), (12, 55084003), (13, 50846772), (26, 25423386), (39, 16948924), (52, 12711693), (78, 8474462), (156, 4237231), (239, 2765724), (478, 1382862), (717, 921908), (956, 691431), (1434, 460954), (2868, 230477), (3107, 212748), (6214, 106374), (9321, 70916), (12428, 53187), (17729, 37284), (18642, 35458)]