520068297

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{2393}}^1$

素因数の和:2613

約数の個数: 32

約数和(自身を含む): 808980480

約数和(自身を除く): 288912183

約数列:

[1, 3, 7, 21, 79, 131, 237, 393, 553, 917, 1659, 2393, 2751, 7179, 10349, 16751, 31047, 50253, 72443, 189047, 217329, 313483, 567141, 940449, 1323329, 2194381, 3969987, 6583143, 24765157, 74295471, 173356099, 520068297]

約数ペア:

[(1, 520068297), (3, 173356099), (7, 74295471), (21, 24765157), (79, 6583143), (131, 3969987), (237, 2194381), (393, 1323329), (553, 940449), (917, 567141), (1659, 313483), (2393, 217329), (2751, 189047), (7179, 72443), (10349, 50253), (16751, 31047)]