81723135

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5741}}^1$

素因数の和:5835

約数の個数: 32

約数和(自身を含む): 142769088

約数和(自身を除く): 61045953

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 2847, 4745, 5741, 14235, 17223, 28705, 74633, 86115, 223899, 373165, 419093, 1119495, 1257279, 2095465, 5448209, 6286395, 16344627, 27241045, 81723135]

約数ペア:

[(1, 81723135), (3, 27241045), (5, 16344627), (13, 6286395), (15, 5448209), (39, 2095465), (65, 1257279), (73, 1119495), (195, 419093), (219, 373165), (365, 223899), (949, 86115), (1095, 74633), (2847, 28705), (4745, 17223), (5741, 14235)]