9975969

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 15294240

約数和(自身を除く): 5318271

約数列:

[1, 3, 9, 19, 57, 171, 227, 257, 681, 771, 2043, 2313, 4313, 4883, 12939, 14649, 38817, 43947, 58339, 175017, 525051, 1108441, 3325323, 9975969]

約数ペア:

[(1, 9975969), (3, 3325323), (9, 1108441), (19, 525051), (57, 175017), (171, 58339), (227, 43947), (257, 38817), (681, 14649), (771, 12939), (2043, 4883), (2313, 4313)]