149479215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{947}}^1$

素因数の和:1591

約数の個数: 32

約数和(自身を含む): 253912320

約数和(自身を除く): 104433105

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 619, 947, 1857, 2841, 3095, 4735, 9285, 10523, 14205, 16099, 31569, 48297, 52615, 80495, 157845, 241485, 586193, 1758579, 2930965, 8792895, 9965281, 29895843, 49826405, 149479215]

約数ペア:

[(1, 149479215), (3, 49826405), (5, 29895843), (15, 9965281), (17, 8792895), (51, 2930965), (85, 1758579), (255, 586193), (619, 241485), (947, 157845), (1857, 80495), (2841, 52615), (3095, 48297), (4735, 31569), (9285, 16099), (10523, 14205)]