195573278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 313286400

約数和(自身を除く): 117713122

約数列:

[1, 2, 23, 46, 73, 139, 146, 278, 419, 838, 1679, 3197, 3358, 6394, 9637, 10147, 19274, 20294, 30587, 58241, 61174, 116482, 233381, 466762, 703501, 1339543, 1407002, 2679086, 4251593, 8503186, 97786639, 195573278]

約数ペア:

[(1, 195573278), (2, 97786639), (23, 8503186), (46, 4251593), (73, 2679086), (139, 1407002), (146, 1339543), (278, 703501), (419, 466762), (838, 233381), (1679, 116482), (3197, 61174), (3358, 58241), (6394, 30587), (9637, 20294), (10147, 19274)]