213504015

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{347161}}^1$

素因数の和:347210

約数の個数: 16

約数和(自身を含む): 349939296

約数和(自身を除く): 136435281

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 347161, 1041483, 1735805, 5207415, 14233601, 42700803, 71168005, 213504015]

約数ペア:

[(1, 213504015), (3, 71168005), (5, 42700803), (15, 14233601), (41, 5207415), (123, 1735805), (205, 1041483), (615, 347161)]