66391227

素因数分解:

$3^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{997}}^1$

素因数の和:1168

約数の個数: 36

約数和(自身を含む): 112406736

約数和(自身を除く): 46015509

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 151, 441, 453, 997, 1057, 1359, 2991, 3171, 6979, 7399, 8973, 9513, 20937, 22197, 48853, 62811, 66591, 146559, 150547, 439677, 451641, 1053829, 1354923, 3161487, 7376803, 9484461, 22130409, 66391227]

約数ペア:

[(1, 66391227), (3, 22130409), (7, 9484461), (9, 7376803), (21, 3161487), (49, 1354923), (63, 1053829), (147, 451641), (151, 439677), (441, 150547), (453, 146559), (997, 66591), (1057, 62811), (1359, 48853), (2991, 22197), (3171, 20937), (6979, 9513), (7399, 8973)]