664841296

素因数分解:

$2^4\times 7^1\times {\mathrm{1093}}^1\times {\mathrm{5431}}^1$

素因数の和:6539

約数の個数: 40

約数和(自身を含む): 1473766784

約数和(自身を除く): 808925488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1093, 2186, 4372, 5431, 7651, 8744, 10862, 15302, 17488, 21724, 30604, 38017, 43448, 61208, 76034, 86896, 122416, 152068, 304136, 608272, 5936083, 11872166, 23744332, 41552581, 47488664, 83105162, 94977328, 166210324, 332420648, 664841296]

約数ペア:

[(1, 664841296), (2, 332420648), (4, 166210324), (7, 94977328), (8, 83105162), (14, 47488664), (16, 41552581), (28, 23744332), (56, 11872166), (112, 5936083), (1093, 608272), (2186, 304136), (4372, 152068), (5431, 122416), (7651, 86896), (8744, 76034), (10862, 61208), (15302, 43448), (17488, 38017), (21724, 30604)]