6991210

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 13048272

約数和(自身を除く): 6057062

約数列:

[1, 2, 5, 10, 61, 73, 122, 146, 157, 305, 314, 365, 610, 730, 785, 1570, 4453, 8906, 9577, 11461, 19154, 22265, 22922, 44530, 47885, 57305, 95770, 114610, 699121, 1398242, 3495605, 6991210]

約数ペア:

[(1, 6991210), (2, 3495605), (5, 1398242), (10, 699121), (61, 114610), (73, 95770), (122, 57305), (146, 47885), (157, 44530), (305, 22922), (314, 22265), (365, 19154), (610, 11461), (730, 9577), (785, 8906), (1570, 4453)]