189940499

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 231071616

約数和(自身を除く): 41131117

約数列:

[1, 7, 37, 53, 101, 137, 259, 371, 707, 959, 1961, 3737, 5069, 5353, 7261, 13727, 13837, 26159, 35483, 37471, 50827, 96859, 198061, 268657, 511969, 733361, 1386427, 1880599, 3583783, 5133527, 27134357, 189940499]

約数ペア:

[(1, 189940499), (7, 27134357), (37, 5133527), (53, 3583783), (101, 1880599), (137, 1386427), (259, 733361), (371, 511969), (707, 268657), (959, 198061), (1961, 96859), (3737, 50827), (5069, 37471), (5353, 35483), (7261, 26159), (13727, 13837)]