321019848

素因数分解:

$2^3\times 3^4\times {\mathrm{495401}}^1$

素因数の和:495419

約数の個数: 40

約数和(自身を含む): 899154630

約数和(自身を除く): 578134782

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 495401, 990802, 1486203, 1981604, 2972406, 3963208, 4458609, 5944812, 8917218, 11889624, 13375827, 17834436, 26751654, 35668872, 40127481, 53503308, 80254962, 107006616, 160509924, 321019848]

約数ペア:

[(1, 321019848), (2, 160509924), (3, 107006616), (4, 80254962), (6, 53503308), (8, 40127481), (9, 35668872), (12, 26751654), (18, 17834436), (24, 13375827), (27, 11889624), (36, 8917218), (54, 5944812), (72, 4458609), (81, 3963208), (108, 2972406), (162, 1981604), (216, 1486203), (324, 990802), (648, 495401)]