138301425

素因数分解:

$3^4\times 5^2\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:604

約数の個数: 60

約数和(自身を含む): 258368880

約数和(自身を除く): 120067455

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 163, 225, 405, 419, 489, 675, 815, 1257, 1467, 2025, 2095, 2445, 3771, 4075, 4401, 6285, 7335, 10475, 11313, 12225, 13203, 18855, 22005, 31425, 33939, 36675, 56565, 66015, 68297, 94275, 110025, 169695, 204891, 282825, 330075, 341485, 614673, 848475, 1024455, 1707425, 1844019, 3073365, 5122275, 5532057, 9220095, 15366825, 27660285, 46100475, 138301425]

約数ペア:

[(1, 138301425), (3, 46100475), (5, 27660285), (9, 15366825), (15, 9220095), (25, 5532057), (27, 5122275), (45, 3073365), (75, 1844019), (81, 1707425), (135, 1024455), (163, 848475), (225, 614673), (405, 341485), (419, 330075), (489, 282825), (675, 204891), (815, 169695), (1257, 110025), (1467, 94275), (2025, 68297), (2095, 66015), (2445, 56565), (3771, 36675), (4075, 33939), (4401, 31425), (6285, 22005), (7335, 18855), (10475, 13203), (11313, 12225)]