139408178

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24709}}^1$

素因数の和:24762

約数の個数: 32

約数和(自身を含む): 265681920

約数和(自身を除く): 126273742

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 24709, 49418, 172963, 321217, 345926, 642434, 765979, 1531958, 2248519, 4497038, 5361853, 9957727, 10723706, 19915454, 69704089, 139408178]

約数ペア:

[(1, 139408178), (2, 69704089), (7, 19915454), (13, 10723706), (14, 9957727), (26, 5361853), (31, 4497038), (62, 2248519), (91, 1531958), (182, 765979), (217, 642434), (403, 345926), (434, 321217), (806, 172963), (2821, 49418), (5642, 24709)]