31442385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 54448128

約数和(自身を除く): 23005743

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 383, 421, 1149, 1263, 1915, 2105, 4979, 5473, 5745, 6315, 14937, 16419, 24895, 27365, 74685, 82095, 161243, 483729, 806215, 2096159, 2418645, 6288477, 10480795, 31442385]

約数ペア:

[(1, 31442385), (3, 10480795), (5, 6288477), (13, 2418645), (15, 2096159), (39, 806215), (65, 483729), (195, 161243), (383, 82095), (421, 74685), (1149, 27365), (1263, 24895), (1915, 16419), (2105, 14937), (4979, 6315), (5473, 5745)]