15321075

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{379}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 32230080

約数和(自身を除く): 16909005

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 75, 77, 105, 147, 165, 175, 231, 245, 275, 379, 385, 525, 539, 735, 825, 1137, 1155, 1225, 1617, 1895, 1925, 2653, 2695, 3675, 4169, 5685, 5775, 7959, 8085, 9475, 12507, 13265, 13475, 18571, 20845, 28425, 29183, 39795, 40425, 55713, 62535, 66325, 87549, 92855, 104225, 145915, 198975, 204281, 278565, 312675, 437745, 464275, 612843, 729575, 1021405, 1392825, 2188725, 3064215, 5107025, 15321075]

約数ペア:

[(1, 15321075), (3, 5107025), (5, 3064215), (7, 2188725), (11, 1392825), (15, 1021405), (21, 729575), (25, 612843), (33, 464275), (35, 437745), (49, 312675), (55, 278565), (75, 204281), (77, 198975), (105, 145915), (147, 104225), (165, 92855), (175, 87549), (231, 66325), (245, 62535), (275, 55713), (379, 40425), (385, 39795), (525, 29183), (539, 28425), (735, 20845), (825, 18571), (1137, 13475), (1155, 13265), (1225, 12507), (1617, 9475), (1895, 8085), (1925, 7959), (2653, 5775), (2695, 5685), (3675, 4169)]