16642045

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 23901696

約数和(自身を除く): 7259651

約数列:

[1, 5, 7, 35, 37, 71, 181, 185, 259, 355, 497, 905, 1267, 1295, 2485, 2627, 6335, 6697, 12851, 13135, 18389, 33485, 46879, 64255, 89957, 91945, 234395, 449785, 475487, 2377435, 3328409, 16642045]

約数ペア:

[(1, 16642045), (5, 3328409), (7, 2377435), (35, 475487), (37, 449785), (71, 234395), (181, 91945), (185, 89957), (259, 64255), (355, 46879), (497, 33485), (905, 18389), (1267, 13135), (1295, 12851), (2485, 6697), (2627, 6335)]