38978829

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 57458232

約数和(自身を除く): 18479403

約数列:

[1, 3, 9, 101, 137, 303, 313, 411, 909, 939, 1233, 2817, 13837, 31613, 41511, 42881, 94839, 124533, 128643, 284517, 385929, 4330981, 12992943, 38978829]

約数ペア:

[(1, 38978829), (3, 12992943), (9, 4330981), (101, 385929), (137, 284517), (303, 128643), (313, 124533), (411, 94839), (909, 42881), (939, 41511), (1233, 31613), (2817, 13837)]