391488264

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{16427}}^1$

素因数の和:16770

約数の個数: 48

約数和(自身を含む): 1063548720

約数和(自身を除く): 672060456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 993, 1324, 1986, 2648, 2979, 3972, 5958, 7944, 11916, 16427, 23832, 32854, 49281, 65708, 98562, 131416, 147843, 197124, 295686, 394248, 591372, 1182744, 5437337, 10874674, 16312011, 21749348, 32624022, 43498696, 48936033, 65248044, 97872066, 130496088, 195744132, 391488264]

約数ペア:

[(1, 391488264), (2, 195744132), (3, 130496088), (4, 97872066), (6, 65248044), (8, 48936033), (9, 43498696), (12, 32624022), (18, 21749348), (24, 16312011), (36, 10874674), (72, 5437337), (331, 1182744), (662, 591372), (993, 394248), (1324, 295686), (1986, 197124), (2648, 147843), (2979, 131416), (3972, 98562), (5958, 65708), (7944, 49281), (11916, 32854), (16427, 23832)]