12947724

素因数分解:

$2^2\times 3^2\times {\mathrm{457}}^1\times {\mathrm{787}}^1$

素因数の和:1254

約数の個数: 36

約数和(自身を含む): 32842264

約数和(自身を除く): 19894540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 457, 787, 914, 1371, 1574, 1828, 2361, 2742, 3148, 4113, 4722, 5484, 7083, 8226, 9444, 14166, 16452, 28332, 359659, 719318, 1078977, 1438636, 2157954, 3236931, 4315908, 6473862, 12947724]

約数ペア:

[(1, 12947724), (2, 6473862), (3, 4315908), (4, 3236931), (6, 2157954), (9, 1438636), (12, 1078977), (18, 719318), (36, 359659), (457, 28332), (787, 16452), (914, 14166), (1371, 9444), (1574, 8226), (1828, 7083), (2361, 5484), (2742, 4722), (3148, 4113)]