319928

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 712800

約数和(自身を除く): 392872

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 197, 203, 232, 394, 406, 788, 812, 1379, 1576, 1624, 2758, 5516, 5713, 11032, 11426, 22852, 39991, 45704, 79982, 159964, 319928]

約数ペア:

[(1, 319928), (2, 159964), (4, 79982), (7, 45704), (8, 39991), (14, 22852), (28, 11426), (29, 11032), (56, 5713), (58, 5516), (116, 2758), (197, 1624), (203, 1576), (232, 1379), (394, 812), (406, 788)]