38904015

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 64189440

約数和(自身を除く): 25285425

約数列:

[1, 3, 5, 15, 47, 139, 141, 235, 397, 417, 695, 705, 1191, 1985, 2085, 5955, 6533, 18659, 19599, 32665, 55183, 55977, 93295, 97995, 165549, 275915, 279885, 827745, 2593601, 7780803, 12968005, 38904015]

約数ペア:

[(1, 38904015), (3, 12968005), (5, 7780803), (15, 2593601), (47, 827745), (139, 279885), (141, 275915), (235, 165549), (397, 97995), (417, 93295), (695, 55977), (705, 55183), (1191, 32665), (1985, 19599), (2085, 18659), (5955, 6533)]