127913475

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 217664640

約数和(自身を除く): 89751165

約数列:

[1, 3, 5, 15, 25, 59, 75, 137, 177, 211, 295, 411, 633, 685, 885, 1055, 1475, 2055, 3165, 3425, 4425, 5275, 8083, 10275, 12449, 15825, 24249, 28907, 37347, 40415, 62245, 86721, 121245, 144535, 186735, 202075, 311225, 433605, 606225, 722675, 933675, 1705513, 2168025, 5116539, 8527565, 25582695, 42637825, 127913475]

約数ペア:

[(1, 127913475), (3, 42637825), (5, 25582695), (15, 8527565), (25, 5116539), (59, 2168025), (75, 1705513), (137, 933675), (177, 722675), (211, 606225), (295, 433605), (411, 311225), (633, 202075), (685, 186735), (885, 144535), (1055, 121245), (1475, 86721), (2055, 62245), (3165, 40415), (3425, 37347), (4425, 28907), (5275, 24249), (8083, 15825), (10275, 12449)]