281896095

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 509644800

約数和(自身を除く): 227748705

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 79, 87, 145, 195, 237, 377, 395, 435, 631, 1027, 1131, 1185, 1885, 1893, 2291, 3081, 3155, 5135, 5655, 6873, 8203, 9465, 11455, 15405, 18299, 24609, 29783, 34365, 41015, 49849, 54897, 89349, 91495, 123045, 148915, 149547, 237887, 249245, 274485, 446745, 648037, 713661, 747735, 1189435, 1445621, 1944111, 3240185, 3568305, 4336863, 7228105, 9720555, 18793073, 21684315, 56379219, 93965365, 281896095]

約数ペア:

[(1, 281896095), (3, 93965365), (5, 56379219), (13, 21684315), (15, 18793073), (29, 9720555), (39, 7228105), (65, 4336863), (79, 3568305), (87, 3240185), (145, 1944111), (195, 1445621), (237, 1189435), (377, 747735), (395, 713661), (435, 648037), (631, 446745), (1027, 274485), (1131, 249245), (1185, 237887), (1885, 149547), (1893, 148915), (2291, 123045), (3081, 91495), (3155, 89349), (5135, 54897), (5655, 49849), (6873, 41015), (8203, 34365), (9465, 29783), (11455, 24609), (15405, 18299)]