17121455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 23708160

約数和(自身を除く): 6586705

約数列:

[1, 5, 13, 29, 31, 65, 145, 155, 293, 377, 403, 899, 1465, 1885, 2015, 3809, 4495, 8497, 9083, 11687, 19045, 42485, 45415, 58435, 110461, 118079, 263407, 552305, 590395, 1317035, 3424291, 17121455]

約数ペア:

[(1, 17121455), (5, 3424291), (13, 1317035), (29, 590395), (31, 552305), (65, 263407), (145, 118079), (155, 110461), (293, 58435), (377, 45415), (403, 42485), (899, 19045), (1465, 11687), (1885, 9083), (2015, 8497), (3809, 4495)]