171880072

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1031}}^1$

素因数の和:1286

約数の個数: 64

約数和(自身を含む): 398764800

約数和(自身を除く): 226884728

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 229, 364, 458, 728, 916, 1031, 1603, 1832, 2062, 2977, 3206, 4124, 5954, 6412, 7217, 8248, 11908, 12824, 13403, 14434, 20839, 23816, 26806, 28868, 41678, 53612, 57736, 83356, 93821, 107224, 166712, 187642, 236099, 375284, 472198, 750568, 944396, 1652693, 1888792, 3069287, 3305386, 6138574, 6610772, 12277148, 13221544, 21485009, 24554296, 42970018, 85940036, 171880072]

約数ペア:

[(1, 171880072), (2, 85940036), (4, 42970018), (7, 24554296), (8, 21485009), (13, 13221544), (14, 12277148), (26, 6610772), (28, 6138574), (52, 3305386), (56, 3069287), (91, 1888792), (104, 1652693), (182, 944396), (229, 750568), (364, 472198), (458, 375284), (728, 236099), (916, 187642), (1031, 166712), (1603, 107224), (1832, 93821), (2062, 83356), (2977, 57736), (3206, 53612), (4124, 41678), (5954, 28868), (6412, 26806), (7217, 23816), (8248, 20839), (11908, 14434), (12824, 13403)]