128774465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^2$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 164406528

約数和(自身を除く): 35632063

約数列:

[1, 5, 31, 43, 139, 155, 215, 695, 1333, 4309, 5977, 6665, 19321, 21545, 29885, 96605, 185287, 598951, 830803, 926435, 2994755, 4154015, 25754893, 128774465]

約数ペア:

[(1, 128774465), (5, 25754893), (31, 4154015), (43, 2994755), (139, 926435), (155, 830803), (215, 598951), (695, 185287), (1333, 96605), (4309, 29885), (5977, 21545), (6665, 19321)]