81489207

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 118632960

約数和(自身を除く): 37143753

約数列:

[1, 3, 23, 37, 59, 69, 111, 177, 541, 851, 1357, 1623, 2183, 2553, 4071, 6549, 12443, 20017, 31919, 37329, 50209, 60051, 95757, 150627, 460391, 734137, 1181003, 1381173, 2202411, 3543009, 27163069, 81489207]

約数ペア:

[(1, 81489207), (3, 27163069), (23, 3543009), (37, 2202411), (59, 1381173), (69, 1181003), (111, 734137), (177, 460391), (541, 150627), (851, 95757), (1357, 60051), (1623, 50209), (2183, 37329), (2553, 31919), (4071, 20017), (6549, 12443)]