421834128

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{204377}}^1$

素因数の和:204431

約数の個数: 40

約数和(自身を含む): 1115086368

約数和(自身を除く): 693252240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 204377, 408754, 613131, 817508, 1226262, 1635016, 2452524, 3270032, 4905048, 8788211, 9810096, 17576422, 26364633, 35152844, 52729266, 70305688, 105458532, 140611376, 210917064, 421834128]

約数ペア:

[(1, 421834128), (2, 210917064), (3, 140611376), (4, 105458532), (6, 70305688), (8, 52729266), (12, 35152844), (16, 26364633), (24, 17576422), (43, 9810096), (48, 8788211), (86, 4905048), (129, 3270032), (172, 2452524), (258, 1635016), (344, 1226262), (516, 817508), (688, 613131), (1032, 408754), (2064, 204377)]