261036798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1$

素因数の和:877

約数の個数: 64

約数和(自身を含む): 597196800

約数和(自身を除く): 336160002

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 359, 479, 506, 718, 759, 958, 1077, 1437, 1518, 2154, 2874, 3949, 5269, 7898, 8257, 10538, 11017, 11847, 15807, 16514, 22034, 23694, 24771, 31614, 33051, 49542, 66102, 90827, 121187, 171961, 181654, 242374, 272481, 343922, 363561, 515883, 544962, 727122, 1031766, 1891571, 3783142, 3955103, 5674713, 7910206, 11349426, 11865309, 23730618, 43506133, 87012266, 130518399, 261036798]

約数ペア:

[(1, 261036798), (2, 130518399), (3, 87012266), (6, 43506133), (11, 23730618), (22, 11865309), (23, 11349426), (33, 7910206), (46, 5674713), (66, 3955103), (69, 3783142), (138, 1891571), (253, 1031766), (359, 727122), (479, 544962), (506, 515883), (718, 363561), (759, 343922), (958, 272481), (1077, 242374), (1437, 181654), (1518, 171961), (2154, 121187), (2874, 90827), (3949, 66102), (5269, 49542), (7898, 33051), (8257, 31614), (10538, 24771), (11017, 23694), (11847, 22034), (15807, 16514)]