2761409

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 3333120

約数和(自身を除く): 571711

約数列:

[1, 7, 29, 61, 203, 223, 427, 1561, 1769, 6467, 12383, 13603, 45269, 95221, 394487, 2761409]

約数ペア:

[(1, 2761409), (7, 394487), (29, 95221), (61, 45269), (203, 13603), (223, 12383), (427, 6467), (1561, 1769)]