253273559

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1123}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 330186240

約数和(自身を除く): 76912681

約数列:

[1, 7, 11, 29, 77, 101, 203, 319, 707, 1111, 1123, 2233, 2929, 7777, 7861, 12353, 20503, 32219, 32567, 86471, 113423, 225533, 227969, 358237, 793961, 1247653, 2507659, 3289267, 8733571, 23024869, 36181937, 253273559]

約数ペア:

[(1, 253273559), (7, 36181937), (11, 23024869), (29, 8733571), (77, 3289267), (101, 2507659), (203, 1247653), (319, 793961), (707, 358237), (1111, 227969), (1123, 225533), (2233, 113423), (2929, 86471), (7777, 32567), (7861, 32219), (12353, 20503)]