16853385

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 27819648

約数和(自身を除く): 10966263

約数列:

[1, 3, 5, 15, 61, 113, 163, 183, 305, 339, 489, 565, 815, 915, 1695, 2445, 6893, 9943, 18419, 20679, 29829, 34465, 49715, 55257, 92095, 103395, 149145, 276285, 1123559, 3370677, 5617795, 16853385]

約数ペア:

[(1, 16853385), (3, 5617795), (5, 3370677), (15, 1123559), (61, 276285), (113, 149145), (163, 103395), (183, 92095), (305, 55257), (339, 49715), (489, 34465), (565, 29829), (815, 20679), (915, 18419), (1695, 9943), (2445, 6893)]