389300415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{161201}}^1$

素因数の和:161239

約数の個数: 32

約数和(自身を含む): 742818816

約数和(自身を除く): 353518401

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 161201, 483603, 806005, 1128407, 2418015, 3385221, 3707623, 5642035, 11122869, 16926105, 18538115, 25953361, 55614345, 77860083, 129766805, 389300415]

約数ペア:

[(1, 389300415), (3, 129766805), (5, 77860083), (7, 55614345), (15, 25953361), (21, 18538115), (23, 16926105), (35, 11122869), (69, 5642035), (105, 3707623), (115, 3385221), (161, 2418015), (345, 1128407), (483, 806005), (805, 483603), (2415, 161201)]