317336985

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2027}}^1$

素因数の和:2123

約数の個数: 72

約数和(自身を含む): 649187136

約数和(自身を除く): 331850151

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 71, 105, 147, 213, 245, 315, 355, 441, 497, 639, 735, 1065, 1491, 2027, 2205, 2485, 3195, 3479, 4473, 6081, 7455, 10135, 10437, 14189, 17395, 18243, 22365, 30405, 31311, 42567, 52185, 70945, 91215, 99323, 127701, 143917, 156555, 212835, 297969, 431751, 496615, 638505, 719585, 893907, 1007419, 1295253, 1489845, 2158755, 3022257, 4469535, 5037095, 6476265, 7051933, 9066771, 15111285, 21155799, 35259665, 45333855, 63467397, 105778995, 317336985]

約数ペア:

[(1, 317336985), (3, 105778995), (5, 63467397), (7, 45333855), (9, 35259665), (15, 21155799), (21, 15111285), (35, 9066771), (45, 7051933), (49, 6476265), (63, 5037095), (71, 4469535), (105, 3022257), (147, 2158755), (213, 1489845), (245, 1295253), (315, 1007419), (355, 893907), (441, 719585), (497, 638505), (639, 496615), (735, 431751), (1065, 297969), (1491, 212835), (2027, 156555), (2205, 143917), (2485, 127701), (3195, 99323), (3479, 91215), (4473, 70945), (6081, 52185), (7455, 42567), (10135, 31311), (10437, 30405), (14189, 22365), (17395, 18243)]