331317415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20147}}^1$

素因数の和:20199

約数の個数: 32

約数和(自身を含む): 487420416

約数和(自身を除く): 156103001

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1265, 1495, 3289, 16445, 20147, 100735, 221617, 261911, 463381, 1108085, 1309555, 2316905, 2881021, 5097191, 6023953, 14405105, 25485955, 30119765, 66263483, 331317415]

約数ペア:

[(1, 331317415), (5, 66263483), (11, 30119765), (13, 25485955), (23, 14405105), (55, 6023953), (65, 5097191), (115, 2881021), (143, 2316905), (253, 1309555), (299, 1108085), (715, 463381), (1265, 261911), (1495, 221617), (3289, 100735), (16445, 20147)]