13072437

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 23196160

約数和(自身を除く): 10123723

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 67, 133, 163, 171, 201, 399, 469, 489, 603, 1141, 1197, 1273, 1407, 1467, 3097, 3423, 3819, 4221, 8911, 9291, 10269, 10921, 11457, 21679, 26733, 27873, 32763, 65037, 76447, 80199, 98289, 195111, 207499, 229341, 622497, 688023, 1452493, 1867491, 4357479, 13072437]

約数ペア:

[(1, 13072437), (3, 4357479), (7, 1867491), (9, 1452493), (19, 688023), (21, 622497), (57, 229341), (63, 207499), (67, 195111), (133, 98289), (163, 80199), (171, 76447), (201, 65037), (399, 32763), (469, 27873), (489, 26733), (603, 21679), (1141, 11457), (1197, 10921), (1273, 10269), (1407, 9291), (1467, 8911), (3097, 4221), (3423, 3819)]