38649975

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 80151120

約数和(自身を除く): 41501145

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 325, 455, 525, 637, 735, 809, 975, 1225, 1365, 1911, 2275, 2427, 3185, 3675, 4045, 5663, 6825, 9555, 10517, 12135, 15925, 16989, 20225, 28315, 31551, 39641, 47775, 52585, 60675, 73619, 84945, 118923, 141575, 157755, 198205, 220857, 262925, 368095, 424725, 515333, 594615, 788775, 991025, 1104285, 1545999, 1840475, 2576665, 2973075, 5521425, 7729995, 12883325, 38649975]

約数ペア:

[(1, 38649975), (3, 12883325), (5, 7729995), (7, 5521425), (13, 2973075), (15, 2576665), (21, 1840475), (25, 1545999), (35, 1104285), (39, 991025), (49, 788775), (65, 594615), (75, 515333), (91, 424725), (105, 368095), (147, 262925), (175, 220857), (195, 198205), (245, 157755), (273, 141575), (325, 118923), (455, 84945), (525, 73619), (637, 60675), (735, 52585), (809, 47775), (975, 39641), (1225, 31551), (1365, 28315), (1911, 20225), (2275, 16989), (2427, 15925), (3185, 12135), (3675, 10517), (4045, 9555), (5663, 6825)]