12991392

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:666

約数の個数: 72

約数和(自身を含む): 37477440

約数和(自身を除く): 24486048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 571, 632, 711, 948, 1142, 1264, 1422, 1713, 1896, 2284, 2528, 2844, 3426, 3792, 4568, 5139, 5688, 6852, 7584, 9136, 10278, 11376, 13704, 18272, 20556, 22752, 27408, 41112, 45109, 54816, 82224, 90218, 135327, 164448, 180436, 270654, 360872, 405981, 541308, 721744, 811962, 1082616, 1443488, 1623924, 2165232, 3247848, 4330464, 6495696, 12991392]

約数ペア:

[(1, 12991392), (2, 6495696), (3, 4330464), (4, 3247848), (6, 2165232), (8, 1623924), (9, 1443488), (12, 1082616), (16, 811962), (18, 721744), (24, 541308), (32, 405981), (36, 360872), (48, 270654), (72, 180436), (79, 164448), (96, 135327), (144, 90218), (158, 82224), (237, 54816), (288, 45109), (316, 41112), (474, 27408), (571, 22752), (632, 20556), (711, 18272), (948, 13704), (1142, 11376), (1264, 10278), (1422, 9136), (1713, 7584), (1896, 6852), (2284, 5688), (2528, 5139), (2844, 4568), (3426, 3792)]