31696119

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{229}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 56929600

約数和(自身を除く): 25233481

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 229, 273, 507, 687, 819, 1183, 1521, 1603, 2061, 2197, 2977, 3549, 4809, 6591, 8931, 10647, 14427, 15379, 19773, 20839, 26793, 38701, 46137, 62517, 116103, 138411, 187551, 270907, 348309, 503113, 812721, 1509339, 2438163, 3521791, 4528017, 10565373, 31696119]

約数ペア:

[(1, 31696119), (3, 10565373), (7, 4528017), (9, 3521791), (13, 2438163), (21, 1509339), (39, 812721), (63, 503113), (91, 348309), (117, 270907), (169, 187551), (229, 138411), (273, 116103), (507, 62517), (687, 46137), (819, 38701), (1183, 26793), (1521, 20839), (1603, 19773), (2061, 15379), (2197, 14427), (2977, 10647), (3549, 8931), (4809, 6591)]