78232665

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 146726208

約数和(自身を除く): 68493543

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 163, 245, 489, 653, 735, 815, 1141, 1959, 2445, 3265, 3423, 4571, 5705, 7987, 9795, 13713, 17115, 22855, 23961, 31997, 39935, 68565, 95991, 106439, 119805, 159985, 319317, 479955, 532195, 745073, 1596585, 2235219, 3725365, 5215511, 11176095, 15646533, 26077555, 78232665]

約数ペア:

[(1, 78232665), (3, 26077555), (5, 15646533), (7, 11176095), (15, 5215511), (21, 3725365), (35, 2235219), (49, 1596585), (105, 745073), (147, 532195), (163, 479955), (245, 319317), (489, 159985), (653, 119805), (735, 106439), (815, 95991), (1141, 68565), (1959, 39935), (2445, 31997), (3265, 23961), (3423, 22855), (4571, 17115), (5705, 13713), (7987, 9795)]