428781366

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{16811}}^1$

素因数の和:16941

約数の個数: 48

約数和(自身を含む): 1009728720

約数和(自身を除く): 580947354

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 109, 117, 218, 234, 327, 654, 981, 1417, 1962, 2834, 4251, 8502, 12753, 16811, 25506, 33622, 50433, 100866, 151299, 218543, 302598, 437086, 655629, 1311258, 1832399, 1966887, 3664798, 3933774, 5497197, 10994394, 16491591, 23821187, 32983182, 47642374, 71463561, 142927122, 214390683, 428781366]

約数ペア:

[(1, 428781366), (2, 214390683), (3, 142927122), (6, 71463561), (9, 47642374), (13, 32983182), (18, 23821187), (26, 16491591), (39, 10994394), (78, 5497197), (109, 3933774), (117, 3664798), (218, 1966887), (234, 1832399), (327, 1311258), (654, 655629), (981, 437086), (1417, 302598), (1962, 218543), (2834, 151299), (4251, 100866), (8502, 50433), (12753, 33622), (16811, 25506)]