849273551

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 1051066368

約数和(自身を除く): 201792817

約数列:

[1, 7, 23, 31, 161, 217, 263, 647, 713, 1841, 4529, 4991, 6049, 8153, 14881, 20057, 42343, 57071, 104167, 140399, 170161, 187519, 461311, 1191127, 1312633, 3229177, 3913703, 5274991, 27395921, 36924937, 121324793, 849273551]

約数ペア:

[(1, 849273551), (7, 121324793), (23, 36924937), (31, 27395921), (161, 5274991), (217, 3913703), (263, 3229177), (647, 1312633), (713, 1191127), (1841, 461311), (4529, 187519), (4991, 170161), (6049, 140399), (8153, 104167), (14881, 57071), (20057, 42343)]