22991007

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 36868608

約数和(自身を除く): 13877601

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 71, 213, 247, 299, 361, 437, 741, 897, 923, 1083, 1311, 1349, 1633, 2769, 4047, 4693, 4899, 5681, 8303, 14079, 17043, 17537, 21229, 24909, 25631, 31027, 52611, 63687, 76893, 93081, 107939, 323817, 333203, 403351, 589513, 999609, 1210053, 1768539, 7663669, 22991007]

約数ペア:

[(1, 22991007), (3, 7663669), (13, 1768539), (19, 1210053), (23, 999609), (39, 589513), (57, 403351), (69, 333203), (71, 323817), (213, 107939), (247, 93081), (299, 76893), (361, 63687), (437, 52611), (741, 31027), (897, 25631), (923, 24909), (1083, 21229), (1311, 17537), (1349, 17043), (1633, 14079), (2769, 8303), (4047, 5681), (4693, 4899)]