1249425

素因数分解:

$3^4\times 5^2\times {\mathrm{617}}^1$

素因数の和:639

約数の個数: 30

約数和(自身を含む): 2318118

約数和(自身を除く): 1068693

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 617, 675, 1851, 2025, 3085, 5553, 9255, 15425, 16659, 27765, 46275, 49977, 83295, 138825, 249885, 416475, 1249425]

約数ペア:

[(1, 1249425), (3, 416475), (5, 249885), (9, 138825), (15, 83295), (25, 49977), (27, 46275), (45, 27765), (75, 16659), (81, 15425), (135, 9255), (225, 5553), (405, 3085), (617, 2025), (675, 1851)]