881401641

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1663}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 1252392960

約数和(自身を除く): 370991319

約数列:

[1, 3, 31, 41, 93, 123, 139, 417, 1271, 1663, 3813, 4309, 4989, 5699, 12927, 17097, 51553, 68183, 154659, 176669, 204549, 231157, 530007, 693471, 2113673, 6341019, 7165867, 9477437, 21497601, 28432311, 293800547, 881401641]

約数ペア:

[(1, 881401641), (3, 293800547), (31, 28432311), (41, 21497601), (93, 9477437), (123, 7165867), (139, 6341019), (417, 2113673), (1271, 693471), (1663, 530007), (3813, 231157), (4309, 204549), (4989, 176669), (5699, 154659), (12927, 68183), (17097, 51553)]