201573951

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 281886720

約数和(自身を除く): 80312769

約数列:

[1, 3, 61, 73, 79, 183, 191, 219, 237, 573, 4453, 4819, 5767, 11651, 13359, 13943, 14457, 15089, 17301, 34953, 41829, 45267, 351787, 850523, 920429, 1055361, 1101497, 2551569, 2761287, 3304491, 67191317, 201573951]

約数ペア:

[(1, 201573951), (3, 67191317), (61, 3304491), (73, 2761287), (79, 2551569), (183, 1101497), (191, 1055361), (219, 920429), (237, 850523), (573, 351787), (4453, 45267), (4819, 41829), (5767, 34953), (11651, 17301), (13359, 15089), (13943, 14457)]