31784229

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{659}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 48185280

約数和(自身を除く): 16401051

約数列:

[1, 3, 9, 23, 69, 207, 233, 659, 699, 1977, 2097, 5359, 5931, 15157, 16077, 45471, 48231, 136413, 153547, 460641, 1381923, 3531581, 10594743, 31784229]

約数ペア:

[(1, 31784229), (3, 10594743), (9, 3531581), (23, 1381923), (69, 460641), (207, 153547), (233, 136413), (659, 48231), (699, 45471), (1977, 16077), (2097, 15157), (5359, 5931)]