156628905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1579}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 266198400

約数和(自身を除く): 109569495

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 389, 1167, 1579, 1945, 4737, 5835, 6613, 7895, 19839, 23685, 26843, 33065, 80529, 99195, 134215, 402645, 614231, 1842693, 3071155, 9213465, 10441927, 31325781, 52209635, 156628905]

約数ペア:

[(1, 156628905), (3, 52209635), (5, 31325781), (15, 10441927), (17, 9213465), (51, 3071155), (85, 1842693), (255, 614231), (389, 402645), (1167, 134215), (1579, 99195), (1945, 80529), (4737, 33065), (5835, 26843), (6613, 23685), (7895, 19839)]