206976615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{26183}}^1$

素因数の和:26239

約数の個数: 32

約数和(自身を含む): 361967616

約数和(自身を除く): 154991001

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 7905, 26183, 78549, 130915, 392745, 445111, 811673, 1335333, 2225555, 2435019, 4058365, 6676665, 12175095, 13798441, 41395323, 68992205, 206976615]

約数ペア:

[(1, 206976615), (3, 68992205), (5, 41395323), (15, 13798441), (17, 12175095), (31, 6676665), (51, 4058365), (85, 2435019), (93, 2225555), (155, 1335333), (255, 811673), (465, 445111), (527, 392745), (1581, 130915), (2635, 78549), (7905, 26183)]