39231945

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 70889544

約数和(自身を除く): 31657599

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 405, 471, 617, 785, 1413, 1851, 2355, 3085, 4239, 5553, 7065, 9255, 12717, 16659, 21195, 27765, 49977, 63585, 83295, 96869, 249885, 290607, 484345, 871821, 1453035, 2615463, 4359105, 7846389, 13077315, 39231945]

約数ペア:

[(1, 39231945), (3, 13077315), (5, 7846389), (9, 4359105), (15, 2615463), (27, 1453035), (45, 871821), (81, 484345), (135, 290607), (157, 249885), (405, 96869), (471, 83295), (617, 63585), (785, 49977), (1413, 27765), (1851, 21195), (2355, 16659), (3085, 12717), (4239, 9255), (5553, 7065)]