201985137

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 304536960

約数和(自身を除く): 102551823

約数列:

[1, 3, 9, 27, 97, 233, 291, 331, 699, 873, 993, 2097, 2619, 2979, 6291, 8937, 22601, 32107, 67803, 77123, 96321, 203409, 231369, 288963, 610227, 694107, 866889, 2082321, 7480931, 22442793, 67328379, 201985137]

約数ペア:

[(1, 201985137), (3, 67328379), (9, 22442793), (27, 7480931), (97, 2082321), (233, 866889), (291, 694107), (331, 610227), (699, 288963), (873, 231369), (993, 203409), (2097, 96321), (2619, 77123), (2979, 67803), (6291, 32107), (8937, 22601)]