1279532456

素因数分解:

$2^3\times {\mathrm{1013}}^1\times {\mathrm{157889}}^1$

素因数の和:158908

約数の個数: 16

約数和(自身を含む): 2401506900

約数和(自身を除く): 1121974444

約数列:

[1, 2, 4, 8, 1013, 2026, 4052, 8104, 157889, 315778, 631556, 1263112, 159941557, 319883114, 639766228, 1279532456]

約数ペア:

[(1, 1279532456), (2, 639766228), (4, 319883114), (8, 159941557), (1013, 1263112), (2026, 631556), (4052, 315778), (8104, 157889)]