12895989115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1\times {\mathrm{1871}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 16546083840

約数和(自身を除く): 3650094725

約数列:

[1, 5, 17, 85, 131, 619, 655, 1871, 2227, 3095, 9355, 10523, 11135, 31807, 52615, 81089, 159035, 245101, 405445, 1158149, 1225505, 1378513, 4166717, 5790745, 6892565, 19688533, 20833585, 98442665, 151717519, 758587595, 2579197823, 12895989115]

約数ペア:

[(1, 12895989115), (5, 2579197823), (17, 758587595), (85, 151717519), (131, 98442665), (619, 20833585), (655, 19688533), (1871, 6892565), (2227, 5790745), (3095, 4166717), (9355, 1378513), (10523, 1225505), (11135, 1158149), (31807, 405445), (52615, 245101), (81089, 159035)]