13288863

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 21196800

約数和(自身を除く): 7907937

約数列:

[1, 3, 7, 21, 31, 93, 137, 149, 217, 411, 447, 651, 959, 1043, 2877, 3129, 4247, 4619, 12741, 13857, 20413, 29729, 32333, 61239, 89187, 96999, 142891, 428673, 632803, 1898409, 4429621, 13288863]

約数ペア:

[(1, 13288863), (3, 4429621), (7, 1898409), (21, 632803), (31, 428673), (93, 142891), (137, 96999), (149, 89187), (217, 61239), (411, 32333), (447, 29729), (651, 20413), (959, 13857), (1043, 12741), (2877, 4619), (3129, 4247)]