87021441

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 140147280

約数和(自身を除く): 53125839

約数列:

[1, 3, 9, 13, 39, 61, 89, 117, 137, 183, 267, 411, 549, 793, 801, 1157, 1233, 1781, 2379, 3471, 5343, 5429, 7137, 8357, 10413, 12193, 16029, 16287, 25071, 36579, 48861, 70577, 75213, 108641, 109737, 158509, 211731, 325923, 475527, 635193, 743773, 977769, 1426581, 2231319, 6693957, 9669049, 29007147, 87021441]

約数ペア:

[(1, 87021441), (3, 29007147), (9, 9669049), (13, 6693957), (39, 2231319), (61, 1426581), (89, 977769), (117, 743773), (137, 635193), (183, 475527), (267, 325923), (411, 211731), (549, 158509), (793, 109737), (801, 108641), (1157, 75213), (1233, 70577), (1781, 48861), (2379, 36579), (3471, 25071), (5343, 16287), (5429, 16029), (7137, 12193), (8357, 10413)]