12951765

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 23189760

約数和(自身を除く): 10237995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 487, 591, 985, 1461, 1773, 2435, 2955, 4383, 5319, 7305, 8865, 13149, 21915, 26595, 65745, 95939, 287817, 479695, 863451, 1439085, 2590353, 4317255, 12951765]

約数ペア:

[(1, 12951765), (3, 4317255), (5, 2590353), (9, 1439085), (15, 863451), (27, 479695), (45, 287817), (135, 95939), (197, 65745), (487, 26595), (591, 21915), (985, 13149), (1461, 8865), (1773, 7305), (2435, 5319), (2955, 4383)]