12991950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{28871}}^1$

素因数の和:28889

約数の個数: 36

約数和(自身を含む): 34906248

約数和(自身を除く): 21914298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 28871, 57742, 86613, 144355, 173226, 259839, 288710, 433065, 519678, 721775, 866130, 1299195, 1443550, 2165325, 2598390, 4330650, 6495975, 12991950]

約数ペア:

[(1, 12991950), (2, 6495975), (3, 4330650), (5, 2598390), (6, 2165325), (9, 1443550), (10, 1299195), (15, 866130), (18, 721775), (25, 519678), (30, 433065), (45, 288710), (50, 259839), (75, 173226), (90, 144355), (150, 86613), (225, 57742), (450, 28871)]