2780694

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:805

約数の個数: 48

約数和(自身を含む): 7132320

約数和(自身を除く): 4351626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 761, 1218, 1522, 1827, 2283, 3654, 4566, 5327, 6849, 10654, 13698, 15981, 22069, 31962, 44138, 47943, 66207, 95886, 132414, 154483, 198621, 308966, 397242, 463449, 926898, 1390347, 2780694]

約数ペア:

[(1, 2780694), (2, 1390347), (3, 926898), (6, 463449), (7, 397242), (9, 308966), (14, 198621), (18, 154483), (21, 132414), (29, 95886), (42, 66207), (58, 47943), (63, 44138), (87, 31962), (126, 22069), (174, 15981), (203, 13698), (261, 10654), (406, 6849), (522, 5327), (609, 4566), (761, 3654), (1218, 2283), (1522, 1827)]