210818465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6857}}^1$

素因数の和:6929

約数の個数: 32

約数和(自身を含む): 304166016

約数和(自身を除く): 93347551

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 473, 559, 715, 2365, 2795, 6149, 6857, 30745, 34285, 75427, 89141, 294851, 377135, 445705, 980551, 1474255, 3243361, 3833063, 4902755, 16216805, 19165315, 42163693, 210818465]

約数ペア:

[(1, 210818465), (5, 42163693), (11, 19165315), (13, 16216805), (43, 4902755), (55, 3833063), (65, 3243361), (143, 1474255), (215, 980551), (473, 445705), (559, 377135), (715, 294851), (2365, 89141), (2795, 75427), (6149, 34285), (6857, 30745)]