15961870

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 29569536

約数和(自身を除く): 13607666

約数列:

[1, 2, 5, 10, 61, 122, 137, 191, 274, 305, 382, 610, 685, 955, 1370, 1910, 8357, 11651, 16714, 23302, 26167, 41785, 52334, 58255, 83570, 116510, 130835, 261670, 1596187, 3192374, 7980935, 15961870]

約数ペア:

[(1, 15961870), (2, 7980935), (5, 3192374), (10, 1596187), (61, 261670), (122, 130835), (137, 116510), (191, 83570), (274, 58255), (305, 52334), (382, 41785), (610, 26167), (685, 23302), (955, 16714), (1370, 11651), (1910, 8357)]