205439234

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1153}}^1$

素因数の和:1275

約数の個数: 64

約数和(自身を含む): 418763520

約数和(自身を除く): 213324286

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 89, 91, 143, 154, 178, 182, 286, 623, 979, 1001, 1153, 1157, 1246, 1958, 2002, 2306, 2314, 6853, 8071, 8099, 12683, 12727, 13706, 14989, 16142, 16198, 25366, 25454, 29978, 88781, 89089, 102617, 104923, 164879, 177562, 178178, 205234, 209846, 329758, 718319, 1128787, 1154153, 1334021, 1436638, 2257574, 2308306, 2668042, 7901509, 9338147, 14674231, 15803018, 18676294, 29348462, 102719617, 205439234]

約数ペア:

[(1, 205439234), (2, 102719617), (7, 29348462), (11, 18676294), (13, 15803018), (14, 14674231), (22, 9338147), (26, 7901509), (77, 2668042), (89, 2308306), (91, 2257574), (143, 1436638), (154, 1334021), (178, 1154153), (182, 1128787), (286, 718319), (623, 329758), (979, 209846), (1001, 205234), (1153, 178178), (1157, 177562), (1246, 164879), (1958, 104923), (2002, 102617), (2306, 89089), (2314, 88781), (6853, 29978), (8071, 25454), (8099, 25366), (12683, 16198), (12727, 16142), (13706, 14989)]