171771145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 274337280

約数和(自身を除く): 102566135

約数列:

[1, 5, 7, 13, 17, 35, 53, 65, 85, 91, 119, 221, 265, 371, 419, 455, 595, 689, 901, 1105, 1547, 1855, 2095, 2933, 3445, 4505, 4823, 5447, 6307, 7123, 7735, 11713, 14665, 22207, 24115, 27235, 31535, 35615, 38129, 49861, 58565, 81991, 92599, 111035, 155449, 190645, 249305, 288691, 377519, 409955, 462995, 648193, 777245, 1443455, 1887595, 2020837, 2642633, 3240965, 4907747, 10104185, 13213165, 24538735, 34354229, 171771145]

約数ペア:

[(1, 171771145), (5, 34354229), (7, 24538735), (13, 13213165), (17, 10104185), (35, 4907747), (53, 3240965), (65, 2642633), (85, 2020837), (91, 1887595), (119, 1443455), (221, 777245), (265, 648193), (371, 462995), (419, 409955), (455, 377519), (595, 288691), (689, 249305), (901, 190645), (1105, 155449), (1547, 111035), (1855, 92599), (2095, 81991), (2933, 58565), (3445, 49861), (4505, 38129), (4823, 35615), (5447, 31535), (6307, 27235), (7123, 24115), (7735, 22207), (11713, 14665)]