31927365

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2591

約数の個数: 40

約数和(自身を含む): 59102208

約数和(自身を除く): 27174843

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 2543, 4185, 7629, 12555, 12715, 22887, 38145, 68661, 78833, 114435, 205983, 236499, 343305, 394165, 709497, 1029915, 1182495, 2128491, 3547485, 6385473, 10642455, 31927365]

約数ペア:

[(1, 31927365), (3, 10642455), (5, 6385473), (9, 3547485), (15, 2128491), (27, 1182495), (31, 1029915), (45, 709497), (81, 394165), (93, 343305), (135, 236499), (155, 205983), (279, 114435), (405, 78833), (465, 68661), (837, 38145), (1395, 22887), (2511, 12715), (2543, 12555), (4185, 7629)]