171793830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{440497}}^1$

素因数の和:440520

約数の個数: 32

約数和(自身を含む): 444021984

約数和(自身を除く): 272228154

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 440497, 880994, 1321491, 2202485, 2642982, 4404970, 5726461, 6607455, 11452922, 13214910, 17179383, 28632305, 34358766, 57264610, 85896915, 171793830]

約数ペア:

[(1, 171793830), (2, 85896915), (3, 57264610), (5, 34358766), (6, 28632305), (10, 17179383), (13, 13214910), (15, 11452922), (26, 6607455), (30, 5726461), (39, 4404970), (65, 2642982), (78, 2202485), (130, 1321491), (195, 880994), (390, 440497)]