280420714

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{79801}}^1$

素因数の和:80061

約数の個数: 16

約数和(自身を含む): 482642496

約数和(自身を除く): 202221782

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 79801, 159602, 558607, 1117214, 20030051, 40060102, 140210357, 280420714]

約数ペア:

[(1, 280420714), (2, 140210357), (7, 40060102), (14, 20030051), (251, 1117214), (502, 558607), (1757, 159602), (3514, 79801)]