12556278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{439}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 31299840

約数和(自身を除く): 18743562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 227, 439, 454, 681, 878, 1317, 1362, 1589, 2043, 2634, 3073, 3178, 3951, 4086, 4767, 6146, 7902, 9219, 9534, 14301, 18438, 27657, 28602, 55314, 99653, 199306, 298959, 597918, 697571, 896877, 1395142, 1793754, 2092713, 4185426, 6278139, 12556278]

約数ペア:

[(1, 12556278), (2, 6278139), (3, 4185426), (6, 2092713), (7, 1793754), (9, 1395142), (14, 896877), (18, 697571), (21, 597918), (42, 298959), (63, 199306), (126, 99653), (227, 55314), (439, 28602), (454, 27657), (681, 18438), (878, 14301), (1317, 9534), (1362, 9219), (1589, 7902), (2043, 6146), (2634, 4767), (3073, 4086), (3178, 3951)]