31649475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 62085312

約数和(自身を除く): 30435837

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 169, 195, 227, 275, 325, 429, 507, 681, 715, 825, 845, 975, 1135, 1859, 2145, 2497, 2535, 2951, 3405, 3575, 4225, 5577, 5675, 7491, 8853, 9295, 10725, 12485, 12675, 14755, 17025, 27885, 32461, 37455, 38363, 44265, 46475, 62425, 73775, 97383, 115089, 139425, 162305, 187275, 191815, 221325, 421993, 486915, 575445, 811525, 959075, 1265979, 2109965, 2434575, 2877225, 6329895, 10549825, 31649475]

約数ペア:

[(1, 31649475), (3, 10549825), (5, 6329895), (11, 2877225), (13, 2434575), (15, 2109965), (25, 1265979), (33, 959075), (39, 811525), (55, 575445), (65, 486915), (75, 421993), (143, 221325), (165, 191815), (169, 187275), (195, 162305), (227, 139425), (275, 115089), (325, 97383), (429, 73775), (507, 62425), (681, 46475), (715, 44265), (825, 38363), (845, 37455), (975, 32461), (1135, 27885), (1859, 17025), (2145, 14755), (2497, 12675), (2535, 12485), (2951, 10725), (3405, 9295), (3575, 8853), (4225, 7491), (5577, 5675)]