16874275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 23373504

約数和(自身を除く): 6499229

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 1427, 2365, 7135, 11825, 15697, 35675, 61361, 78485, 306805, 392425, 674971, 1534025, 3374855, 16874275]

約数ペア:

[(1, 16874275), (5, 3374855), (11, 1534025), (25, 674971), (43, 392425), (55, 306805), (215, 78485), (275, 61361), (473, 35675), (1075, 15697), (1427, 11825), (2365, 7135)]