47065221

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 81347968

約数和(自身を除く): 34282747

約数列:

[1, 3, 7, 9, 21, 37, 61, 63, 111, 183, 259, 331, 333, 427, 549, 777, 993, 1281, 2257, 2317, 2331, 2979, 3843, 6771, 6951, 12247, 15799, 20191, 20313, 20853, 36741, 47397, 60573, 85729, 110223, 141337, 142191, 181719, 257187, 424011, 747067, 771561, 1272033, 2241201, 5229469, 6723603, 15688407, 47065221]

約数ペア:

[(1, 47065221), (3, 15688407), (7, 6723603), (9, 5229469), (21, 2241201), (37, 1272033), (61, 771561), (63, 747067), (111, 424011), (183, 257187), (259, 181719), (331, 142191), (333, 141337), (427, 110223), (549, 85729), (777, 60573), (993, 47397), (1281, 36741), (2257, 20853), (2317, 20313), (2331, 20191), (2979, 15799), (3843, 12247), (6771, 6951)]