51815565

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20201}}^1$

素因数の和:20234

約数の個数: 32

約数和(自身を含む): 96969600

約数和(自身を除く): 45154035

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 20201, 60603, 101005, 181809, 303015, 383819, 545427, 909045, 1151457, 1919095, 2727135, 3454371, 5757285, 10363113, 17271855, 51815565]

約数ペア:

[(1, 51815565), (3, 17271855), (5, 10363113), (9, 5757285), (15, 3454371), (19, 2727135), (27, 1919095), (45, 1151457), (57, 909045), (95, 545427), (135, 383819), (171, 303015), (285, 181809), (513, 101005), (855, 60603), (2565, 20201)]