231720304

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{216157}}^1$

素因数の和:216232

約数の個数: 20

約数和(自身を含む): 455661064

約数和(自身を除く): 223940760

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 216157, 432314, 864628, 1729256, 3458512, 14482519, 28965038, 57930076, 115860152, 231720304]

約数ペア:

[(1, 231720304), (2, 115860152), (4, 57930076), (8, 28965038), (16, 14482519), (67, 3458512), (134, 1729256), (268, 864628), (536, 432314), (1072, 216157)]