1329491212

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{212923}}^1$

素因数の和:213157

約数の個数: 24

約数和(自身を含む): 2670918656

約数和(自身を除く): 1341427444

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 212923, 425846, 851692, 1490461, 2980922, 5961844, 47481829, 94963658, 189927316, 332372803, 664745606, 1329491212]

約数ペア:

[(1, 1329491212), (2, 664745606), (4, 332372803), (7, 189927316), (14, 94963658), (28, 47481829), (223, 5961844), (446, 2980922), (892, 1490461), (1561, 851692), (3122, 425846), (6244, 212923)]