1318080939

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{471923}}^1$

素因数の和:471959

約数の個数: 24

約数和(自身を含む): 2151973440

約数和(自身を除く): 833892501

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 471923, 1415769, 3303461, 8966537, 9910383, 23124227, 26899611, 62765759, 69372681, 188297277, 439360313, 1318080939]

約数ペア:

[(1, 1318080939), (3, 439360313), (7, 188297277), (19, 69372681), (21, 62765759), (49, 26899611), (57, 23124227), (133, 9910383), (147, 8966537), (399, 3303461), (931, 1415769), (2793, 471923)]