401027536

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{21187}}^1$

素因数の和:21228

約数の個数: 60

約数和(自身を含む): 961596192

約数和(自身を除く): 560568656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 4732, 9464, 18928, 21187, 42374, 84748, 148309, 169496, 275431, 296618, 338992, 550862, 593236, 1101724, 1186472, 1928017, 2203448, 2372944, 3580603, 3856034, 4406896, 7161206, 7712068, 14322412, 15424136, 25064221, 28644824, 30848272, 50128442, 57289648, 100256884, 200513768, 401027536]

約数ペア:

[(1, 401027536), (2, 200513768), (4, 100256884), (7, 57289648), (8, 50128442), (13, 30848272), (14, 28644824), (16, 25064221), (26, 15424136), (28, 14322412), (52, 7712068), (56, 7161206), (91, 4406896), (104, 3856034), (112, 3580603), (169, 2372944), (182, 2203448), (208, 1928017), (338, 1186472), (364, 1101724), (676, 593236), (728, 550862), (1183, 338992), (1352, 296618), (1456, 275431), (2366, 169496), (2704, 148309), (4732, 84748), (9464, 42374), (18928, 21187)]