12843455

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 17031168

約数和(自身を除く): 4187713

約数列:

[1, 5, 31, 41, 43, 47, 155, 205, 215, 235, 1271, 1333, 1457, 1763, 1927, 2021, 6355, 6665, 7285, 8815, 9635, 10105, 54653, 59737, 62651, 82861, 273265, 298685, 313255, 414305, 2568691, 12843455]

約数ペア:

[(1, 12843455), (5, 2568691), (31, 414305), (41, 313255), (43, 298685), (47, 273265), (155, 82861), (205, 62651), (215, 59737), (235, 54653), (1271, 10105), (1333, 9635), (1457, 8815), (1763, 7285), (1927, 6665), (2021, 6355)]