12856977

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 23362560

約数和(自身を除く): 10505583

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 467, 483, 1197, 1311, 1401, 1449, 3059, 3269, 3933, 4203, 8873, 9177, 9807, 10741, 26619, 27531, 29421, 32223, 62111, 75187, 79857, 96669, 186333, 204079, 225561, 558999, 612237, 676683, 1428553, 1836711, 4285659, 12856977]

約数ペア:

[(1, 12856977), (3, 4285659), (7, 1836711), (9, 1428553), (19, 676683), (21, 612237), (23, 558999), (57, 225561), (63, 204079), (69, 186333), (133, 96669), (161, 79857), (171, 75187), (207, 62111), (399, 32223), (437, 29421), (467, 27531), (483, 26619), (1197, 10741), (1311, 9807), (1401, 9177), (1449, 8873), (3059, 4203), (3269, 3933)]