81484995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{18797}}^1$

素因数の和:18839

約数の個数: 24

約数和(自身を含む): 138503664

約数和(自身を除く): 57018669

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 18797, 56391, 93985, 281955, 319549, 958647, 1597745, 4793235, 5432333, 16296999, 27161665, 81484995]

約数ペア:

[(1, 81484995), (3, 27161665), (5, 16296999), (15, 5432333), (17, 4793235), (51, 1597745), (85, 958647), (255, 319549), (289, 281955), (867, 93985), (1445, 56391), (4335, 18797)]