12418857

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 21295872

約数和(自身を除く): 8877015

約数列:

[1, 3, 9, 11, 17, 33, 47, 51, 99, 141, 153, 157, 187, 423, 471, 517, 561, 799, 1413, 1551, 1683, 1727, 2397, 2669, 4653, 5181, 7191, 7379, 8007, 8789, 15543, 22137, 24021, 26367, 29359, 66411, 79101, 81169, 88077, 125443, 243507, 264231, 376329, 730521, 1128987, 1379873, 4139619, 12418857]

約数ペア:

[(1, 12418857), (3, 4139619), (9, 1379873), (11, 1128987), (17, 730521), (33, 376329), (47, 264231), (51, 243507), (99, 125443), (141, 88077), (153, 81169), (157, 79101), (187, 66411), (423, 29359), (471, 26367), (517, 24021), (561, 22137), (799, 15543), (1413, 8789), (1551, 8007), (1683, 7379), (1727, 7191), (2397, 5181), (2669, 4653)]