90459254

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{4583}}^1$

素因数の和:4795

約数の個数: 16

約数和(自身を含む): 138620160

約数和(自身を除く): 48160906

約数列:

[1, 2, 71, 139, 142, 278, 4583, 9166, 9869, 19738, 325393, 637037, 650786, 1274074, 45229627, 90459254]

約数ペア:

[(1, 90459254), (2, 45229627), (71, 1274074), (139, 650786), (142, 637037), (278, 325393), (4583, 19738), (9166, 9869)]