664328445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{587}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 1226050560

約数和(自身を除く): 561722115

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 361, 587, 627, 1045, 1083, 1761, 1805, 2935, 3135, 3971, 5415, 6457, 6859, 8805, 11153, 11913, 19371, 19855, 20577, 32285, 33459, 34295, 55765, 59565, 75449, 96855, 102885, 122683, 167295, 211907, 226347, 368049, 377245, 613415, 635721, 1059535, 1131735, 1840245, 2330977, 3178605, 4026233, 6992931, 11654885, 12078699, 20131165, 34964655, 44288563, 60393495, 132865689, 221442815, 664328445]

約数ペア:

[(1, 664328445), (3, 221442815), (5, 132865689), (11, 60393495), (15, 44288563), (19, 34964655), (33, 20131165), (55, 12078699), (57, 11654885), (95, 6992931), (165, 4026233), (209, 3178605), (285, 2330977), (361, 1840245), (587, 1131735), (627, 1059535), (1045, 635721), (1083, 613415), (1761, 377245), (1805, 368049), (2935, 226347), (3135, 211907), (3971, 167295), (5415, 122683), (6457, 102885), (6859, 96855), (8805, 75449), (11153, 59565), (11913, 55765), (19371, 34295), (19855, 33459), (20577, 32285)]