201212505

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12739}}^1$

素因数の和:12772

約数の個数: 48

約数和(自身を含む): 389538240

約数和(自身を除く): 188325735

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 1053, 1215, 1755, 3159, 5265, 12739, 15795, 38217, 63695, 114651, 165607, 191085, 343953, 496821, 573255, 828035, 1031859, 1490463, 1719765, 2484105, 3095577, 4471389, 5159295, 7452315, 13414167, 15477885, 22356945, 40242501, 67070835, 201212505]

約数ペア:

[(1, 201212505), (3, 67070835), (5, 40242501), (9, 22356945), (13, 15477885), (15, 13414167), (27, 7452315), (39, 5159295), (45, 4471389), (65, 3095577), (81, 2484105), (117, 1719765), (135, 1490463), (195, 1031859), (243, 828035), (351, 573255), (405, 496821), (585, 343953), (1053, 191085), (1215, 165607), (1755, 114651), (3159, 63695), (5265, 38217), (12739, 15795)]