239950815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{2803}}^1$

素因数の和:3263

約数の個数: 32

約数和(自身を含む): 414543360

約数和(自身を除く): 174592545

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 439, 1317, 2195, 2803, 5707, 6585, 8409, 14015, 17121, 28535, 36439, 42045, 85605, 109317, 182195, 546585, 1230517, 3691551, 6152585, 15996721, 18457755, 47990163, 79983605, 239950815]

約数ペア:

[(1, 239950815), (3, 79983605), (5, 47990163), (13, 18457755), (15, 15996721), (39, 6152585), (65, 3691551), (195, 1230517), (439, 546585), (1317, 182195), (2195, 109317), (2803, 85605), (5707, 42045), (6585, 36439), (8409, 28535), (14015, 17121)]