2058590989

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:795

約数の個数: 40

約数和(自身を含む): 2615887512

約数和(自身を除く): 557296523

約数列:

[1, 7, 13, 49, 91, 101, 343, 637, 653, 707, 1313, 2401, 4459, 4571, 4949, 8489, 9191, 31213, 31997, 34643, 59423, 64337, 65953, 223979, 242501, 415961, 450359, 461671, 857389, 1567853, 2911727, 3152513, 3231697, 6001723, 20382089, 22621879, 42012061, 158353153, 294084427, 2058590989]

約数ペア:

[(1, 2058590989), (7, 294084427), (13, 158353153), (49, 42012061), (91, 22621879), (101, 20382089), (343, 6001723), (637, 3231697), (653, 3152513), (707, 2911727), (1313, 1567853), (2401, 857389), (4459, 461671), (4571, 450359), (4949, 415961), (8489, 242501), (9191, 223979), (31213, 65953), (31997, 64337), (34643, 59423)]