165861585

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{853}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 299754000

約数和(自身を除く): 133892415

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 149, 261, 435, 447, 745, 853, 1305, 1341, 2235, 2559, 4265, 4321, 6705, 7677, 12795, 12963, 21605, 24737, 38385, 38889, 64815, 74211, 123685, 127097, 194445, 222633, 371055, 381291, 635485, 1113165, 1143873, 1906455, 3685813, 5719365, 11057439, 18429065, 33172317, 55287195, 165861585]

約数ペア:

[(1, 165861585), (3, 55287195), (5, 33172317), (9, 18429065), (15, 11057439), (29, 5719365), (45, 3685813), (87, 1906455), (145, 1143873), (149, 1113165), (261, 635485), (435, 381291), (447, 371055), (745, 222633), (853, 194445), (1305, 127097), (1341, 123685), (2235, 74211), (2559, 64815), (4265, 38889), (4321, 38385), (6705, 24737), (7677, 21605), (12795, 12963)]