215850615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{14347}}^1$

素因数の和:14431

約数の個数: 32

約数和(自身を含む): 371900160

約数和(自身を除く): 156049545

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 295, 885, 1003, 3009, 5015, 14347, 15045, 43041, 71735, 215205, 243899, 731697, 846473, 1219495, 2539419, 3658485, 4232365, 12697095, 14390041, 43170123, 71950205, 215850615]

約数ペア:

[(1, 215850615), (3, 71950205), (5, 43170123), (15, 14390041), (17, 12697095), (51, 4232365), (59, 3658485), (85, 2539419), (177, 1219495), (255, 846473), (295, 731697), (885, 243899), (1003, 215205), (3009, 71735), (5015, 43041), (14347, 15045)]