42217665

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 79781760

約数和(自身を除く): 37564095

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 71, 105, 147, 213, 245, 355, 497, 735, 809, 1065, 1491, 2427, 2485, 3479, 4045, 5663, 7455, 10437, 12135, 16989, 17395, 28315, 39641, 52185, 57439, 84945, 118923, 172317, 198205, 287195, 402073, 594615, 861585, 1206219, 2010365, 2814511, 6031095, 8443533, 14072555, 42217665]

約数ペア:

[(1, 42217665), (3, 14072555), (5, 8443533), (7, 6031095), (15, 2814511), (21, 2010365), (35, 1206219), (49, 861585), (71, 594615), (105, 402073), (147, 287195), (213, 198205), (245, 172317), (355, 118923), (497, 84945), (735, 57439), (809, 52185), (1065, 39641), (1491, 28315), (2427, 17395), (2485, 16989), (3479, 12135), (4045, 10437), (5663, 7455)]