156960993

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{8783}}^1$

素因数の和:8853

約数の個数: 32

約数和(自身を含む): 256352256

約数和(自身を除く): 99391263

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 2553, 5957, 8783, 17871, 26349, 61481, 184443, 202009, 324971, 606027, 974913, 1414063, 2274797, 4242189, 6824391, 7474333, 22422999, 52320331, 156960993]

約数ペア:

[(1, 156960993), (3, 52320331), (7, 22422999), (21, 7474333), (23, 6824391), (37, 4242189), (69, 2274797), (111, 1414063), (161, 974913), (259, 606027), (483, 324971), (777, 202009), (851, 184443), (2553, 61481), (5957, 26349), (8783, 17871)]