31242211

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 44593920

約数和(自身を除く): 13351709

約数列:

[1, 7, 11, 13, 23, 59, 77, 91, 143, 161, 253, 299, 413, 529, 649, 767, 1001, 1357, 1771, 2093, 3289, 3703, 4543, 5369, 5819, 6877, 8437, 9499, 14927, 17641, 23023, 31211, 40733, 48139, 59059, 75647, 104489, 123487, 194051, 218477, 343321, 405743, 529529, 1358357, 2403247, 2840201, 4463173, 31242211]

約数ペア:

[(1, 31242211), (7, 4463173), (11, 2840201), (13, 2403247), (23, 1358357), (59, 529529), (77, 405743), (91, 343321), (143, 218477), (161, 194051), (253, 123487), (299, 104489), (413, 75647), (529, 59059), (649, 48139), (767, 40733), (1001, 31211), (1357, 23023), (1771, 17641), (2093, 14927), (3289, 9499), (3703, 8437), (4543, 6877), (5369, 5819)]