221190736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 486250128

約数和(自身を除く): 265059392

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 41, 52, 74, 82, 104, 148, 164, 208, 296, 328, 481, 533, 592, 656, 701, 962, 1066, 1402, 1517, 1924, 2132, 2804, 3034, 3848, 4264, 5608, 6068, 7696, 8528, 9113, 11216, 12136, 18226, 19721, 24272, 25937, 28741, 36452, 39442, 51874, 57482, 72904, 78884, 103748, 114964, 145808, 157768, 207496, 229928, 315536, 337181, 373633, 414992, 459856, 674362, 747266, 1063417, 1348724, 1494532, 2126834, 2697448, 2989064, 4253668, 5394896, 5978128, 8507336, 13824421, 17014672, 27648842, 55297684, 110595368, 221190736]

約数ペア:

[(1, 221190736), (2, 110595368), (4, 55297684), (8, 27648842), (13, 17014672), (16, 13824421), (26, 8507336), (37, 5978128), (41, 5394896), (52, 4253668), (74, 2989064), (82, 2697448), (104, 2126834), (148, 1494532), (164, 1348724), (208, 1063417), (296, 747266), (328, 674362), (481, 459856), (533, 414992), (592, 373633), (656, 337181), (701, 315536), (962, 229928), (1066, 207496), (1402, 157768), (1517, 145808), (1924, 114964), (2132, 103748), (2804, 78884), (3034, 72904), (3848, 57482), (4264, 51874), (5608, 39442), (6068, 36452), (7696, 28741), (8528, 25937), (9113, 24272), (11216, 19721), (12136, 18226)]