2492217

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 4717440

約数和(自身を除く): 2225223

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 179, 221, 273, 357, 537, 663, 819, 1071, 1253, 1547, 1611, 1989, 2327, 3043, 3759, 4641, 6981, 9129, 11277, 13923, 16289, 20943, 21301, 27387, 39559, 48867, 63903, 118677, 146601, 191709, 276913, 356031, 830739, 2492217]

約数ペア:

[(1, 2492217), (3, 830739), (7, 356031), (9, 276913), (13, 191709), (17, 146601), (21, 118677), (39, 63903), (51, 48867), (63, 39559), (91, 27387), (117, 21301), (119, 20943), (153, 16289), (179, 13923), (221, 11277), (273, 9129), (357, 6981), (537, 4641), (663, 3759), (819, 3043), (1071, 2327), (1253, 1989), (1547, 1611)]