168751107

素因数分解:

$3^7\times 7^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 295147520

約数和(自身を除く): 126396413

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 151, 189, 219, 243, 453, 511, 567, 657, 729, 1057, 1359, 1533, 1701, 1971, 2187, 3171, 4077, 4599, 5103, 5913, 9513, 11023, 12231, 13797, 15309, 17739, 28539, 33069, 36693, 41391, 53217, 77161, 85617, 99207, 110079, 124173, 159651, 231483, 256851, 297621, 330237, 372519, 694449, 770553, 892863, 1117557, 2083347, 2311659, 2678589, 6250041, 8035767, 18750123, 24107301, 56250369, 168751107]

約数ペア:

[(1, 168751107), (3, 56250369), (7, 24107301), (9, 18750123), (21, 8035767), (27, 6250041), (63, 2678589), (73, 2311659), (81, 2083347), (151, 1117557), (189, 892863), (219, 770553), (243, 694449), (453, 372519), (511, 330237), (567, 297621), (657, 256851), (729, 231483), (1057, 159651), (1359, 124173), (1533, 110079), (1701, 99207), (1971, 85617), (2187, 77161), (3171, 53217), (4077, 41391), (4599, 36693), (5103, 33069), (5913, 28539), (9513, 17739), (11023, 15309), (12231, 13797)]