64870455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4211}}^1$

素因数の和:4311

約数の個数: 32

約数和(自身を含む): 113218560

約数和(自身を除く): 48348105

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 3081, 4211, 5135, 12633, 15405, 21055, 54743, 63165, 164229, 273715, 332669, 821145, 998007, 1663345, 4324697, 4990035, 12974091, 21623485, 64870455]

約数ペア:

[(1, 64870455), (3, 21623485), (5, 12974091), (13, 4990035), (15, 4324697), (39, 1663345), (65, 998007), (79, 821145), (195, 332669), (237, 273715), (395, 164229), (1027, 63165), (1185, 54743), (3081, 21055), (4211, 15405), (5135, 12633)]