254184507

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6907}}^1$

素因数の和:6992

約数の個数: 32

約数和(自身を含む): 397900800

約数和(自身を除く): 143716293

約数列:

[1, 3, 9, 27, 29, 47, 87, 141, 261, 423, 783, 1269, 1363, 4089, 6907, 12267, 20721, 36801, 62163, 186489, 200303, 324629, 600909, 973887, 1802727, 2921661, 5408181, 8764983, 9414241, 28242723, 84728169, 254184507]

約数ペア:

[(1, 254184507), (3, 84728169), (9, 28242723), (27, 9414241), (29, 8764983), (47, 5408181), (87, 2921661), (141, 1802727), (261, 973887), (423, 600909), (783, 324629), (1269, 200303), (1363, 186489), (4089, 62163), (6907, 36801), (12267, 20721)]