26916141

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 19048659

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 69, 133, 147, 161, 399, 419, 437, 483, 931, 1127, 1257, 1311, 2793, 2933, 3059, 3381, 7961, 8799, 9177, 9637, 20531, 21413, 23883, 28911, 55727, 61593, 64239, 67459, 167181, 183103, 202377, 390089, 472213, 549309, 1170267, 1281721, 1416639, 3845163, 8972047, 26916141]

約数ペア:

[(1, 26916141), (3, 8972047), (7, 3845163), (19, 1416639), (21, 1281721), (23, 1170267), (49, 549309), (57, 472213), (69, 390089), (133, 202377), (147, 183103), (161, 167181), (399, 67459), (419, 64239), (437, 61593), (483, 55727), (931, 28911), (1127, 23883), (1257, 21413), (1311, 20531), (2793, 9637), (2933, 9177), (3059, 8799), (3381, 7961)]