207939968

素因数分解:

$2^7\times {\mathrm{131}}^1\times {\mathrm{12401}}^1$

素因数の和:12546

約数の個数: 32

約数和(自身を含む): 417451320

約数和(自身を除く): 209511352

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 262, 524, 1048, 2096, 4192, 8384, 12401, 16768, 24802, 49604, 99208, 198416, 396832, 793664, 1587328, 1624531, 3249062, 6498124, 12996248, 25992496, 51984992, 103969984, 207939968]

約数ペア:

[(1, 207939968), (2, 103969984), (4, 51984992), (8, 25992496), (16, 12996248), (32, 6498124), (64, 3249062), (128, 1624531), (131, 1587328), (262, 793664), (524, 396832), (1048, 198416), (2096, 99208), (4192, 49604), (8384, 24802), (12401, 16768)]