20180833425

素因数分解:

$3^3\times 5^2\times {\mathrm{1109}}^1\times {\mathrm{26959}}^1$

素因数の和:28087

約数の個数: 48

約数和(自身を含む): 37107744000

約数和(自身を除く): 16926910575

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 1109, 3327, 5545, 9981, 16635, 26959, 27725, 29943, 49905, 80877, 83175, 134795, 149715, 242631, 249525, 404385, 673975, 727893, 748575, 1213155, 2021925, 3639465, 6065775, 18197325, 29897531, 89692593, 149487655, 269077779, 448462965, 747438275, 807233337, 1345388895, 2242314825, 4036166685, 6726944475, 20180833425]

約数ペア:

[(1, 20180833425), (3, 6726944475), (5, 4036166685), (9, 2242314825), (15, 1345388895), (25, 807233337), (27, 747438275), (45, 448462965), (75, 269077779), (135, 149487655), (225, 89692593), (675, 29897531), (1109, 18197325), (3327, 6065775), (5545, 3639465), (9981, 2021925), (16635, 1213155), (26959, 748575), (27725, 727893), (29943, 673975), (49905, 404385), (80877, 249525), (83175, 242631), (134795, 149715)]