8929221

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 15321600

約数和(自身を除く): 6392379

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 69, 133, 139, 147, 161, 399, 417, 437, 483, 931, 973, 1127, 1311, 2641, 2793, 2919, 3059, 3197, 3381, 6811, 7923, 9177, 9591, 18487, 20433, 21413, 22379, 55461, 60743, 64239, 67137, 129409, 156653, 182229, 388227, 425201, 469959, 1275603, 2976407, 8929221]

約数ペア:

[(1, 8929221), (3, 2976407), (7, 1275603), (19, 469959), (21, 425201), (23, 388227), (49, 182229), (57, 156653), (69, 129409), (133, 67137), (139, 64239), (147, 60743), (161, 55461), (399, 22379), (417, 21413), (437, 20433), (483, 18487), (931, 9591), (973, 9177), (1127, 7923), (1311, 6811), (2641, 3381), (2793, 3197), (2919, 3059)]