1608021

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 2466360

約数和(自身を除く): 858339

約数列:

[1, 3, 9, 29, 61, 87, 101, 183, 261, 303, 549, 909, 1769, 2929, 5307, 6161, 8787, 15921, 18483, 26361, 55449, 178669, 536007, 1608021]

約数ペア:

[(1, 1608021), (3, 536007), (9, 178669), (29, 55449), (61, 26361), (87, 18483), (101, 15921), (183, 8787), (261, 6161), (303, 5307), (549, 2929), (909, 1769)]