127890651

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 199229440

約数和(自身を除く): 71338789

約数列:

[1, 3, 7, 21, 79, 127, 237, 381, 553, 607, 889, 1659, 1821, 2667, 4249, 10033, 12747, 30099, 47953, 70231, 77089, 143859, 210693, 231267, 335671, 539623, 1007013, 1618869, 6090031, 18270093, 42630217, 127890651]

約数ペア:

[(1, 127890651), (3, 42630217), (7, 18270093), (21, 6090031), (79, 1618869), (127, 1007013), (237, 539623), (381, 335671), (553, 231267), (607, 210693), (889, 143859), (1659, 77089), (1821, 70231), (2667, 47953), (4249, 30099), (10033, 12747)]