1288894430

素因数分解:

$2^1\times 5^1\times {\mathrm{1583}}^1\times {\mathrm{81421}}^1$

素因数の和:83011

約数の個数: 16

約数和(自身を含む): 2321504064

約数和(自身を除く): 1032609634

約数列:

[1, 2, 5, 10, 1583, 3166, 7915, 15830, 81421, 162842, 407105, 814210, 128889443, 257778886, 644447215, 1288894430]

約数ペア:

[(1, 1288894430), (2, 644447215), (5, 257778886), (10, 128889443), (1583, 814210), (3166, 407105), (7915, 162842), (15830, 81421)]