291213225

素因数分解:

$3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4639}}^1$

素因数の和:4692

約数の個数: 60

約数和(自身を含む): 556948480

約数和(自身を除く): 265735255

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 279, 405, 465, 675, 775, 837, 1395, 2025, 2325, 2511, 4185, 4639, 6975, 12555, 13917, 20925, 23195, 41751, 62775, 69585, 115975, 125253, 143809, 208755, 347925, 375759, 431427, 626265, 719045, 1043775, 1294281, 1878795, 2157135, 3131325, 3595225, 3882843, 6471405, 9393975, 10785675, 11648529, 19414215, 32357025, 58242645, 97071075, 291213225]

約数ペア:

[(1, 291213225), (3, 97071075), (5, 58242645), (9, 32357025), (15, 19414215), (25, 11648529), (27, 10785675), (31, 9393975), (45, 6471405), (75, 3882843), (81, 3595225), (93, 3131325), (135, 2157135), (155, 1878795), (225, 1294281), (279, 1043775), (405, 719045), (465, 626265), (675, 431427), (775, 375759), (837, 347925), (1395, 208755), (2025, 143809), (2325, 125253), (2511, 115975), (4185, 69585), (4639, 62775), (6975, 41751), (12555, 23195), (13917, 20925)]