207691315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 274591296

約数和(自身を除く): 66899981

約数列:

[1, 5, 13, 65, 83, 137, 281, 415, 685, 1079, 1405, 1781, 3653, 5395, 8905, 11371, 18265, 23323, 38497, 56855, 116615, 147823, 192485, 303199, 500461, 739115, 1515995, 2502305, 3195251, 15976255, 41538263, 207691315]

約数ペア:

[(1, 207691315), (5, 41538263), (13, 15976255), (65, 3195251), (83, 2502305), (137, 1515995), (281, 739115), (415, 500461), (685, 303199), (1079, 192485), (1405, 147823), (1781, 116615), (3653, 56855), (5395, 38497), (8905, 23323), (11371, 18265)]