374950394

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{66457}}^1$

素因数の和:66510

約数の個数: 32

約数和(自身を含む): 714556416

約数和(自身を除く): 339606022

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 66457, 132914, 465199, 863941, 930398, 1727882, 2060167, 4120334, 6047587, 12095174, 14421169, 26782171, 28842338, 53564342, 187475197, 374950394]

約数ペア:

[(1, 374950394), (2, 187475197), (7, 53564342), (13, 28842338), (14, 26782171), (26, 14421169), (31, 12095174), (62, 6047587), (91, 4120334), (182, 2060167), (217, 1727882), (403, 930398), (434, 863941), (806, 465199), (2821, 132914), (5642, 66457)]