256989186

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{22343}}^1$

素因数の和:22428

約数の個数: 40

約数和(自身を含む): 583982784

約数和(自身を除く): 326993598

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1917, 3834, 5751, 11502, 22343, 44686, 67029, 134058, 201087, 402174, 603261, 1206522, 1586353, 1809783, 3172706, 3619566, 4759059, 9518118, 14277177, 28554354, 42831531, 85663062, 128494593, 256989186]

約数ペア:

[(1, 256989186), (2, 128494593), (3, 85663062), (6, 42831531), (9, 28554354), (18, 14277177), (27, 9518118), (54, 4759059), (71, 3619566), (81, 3172706), (142, 1809783), (162, 1586353), (213, 1206522), (426, 603261), (639, 402174), (1278, 201087), (1917, 134058), (3834, 67029), (5751, 44686), (11502, 22343)]