12220263

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 20925216

約数和(自身を除く): 8704953

約数列:

[1, 3, 9, 11, 17, 33, 51, 53, 99, 137, 153, 159, 187, 411, 477, 561, 583, 901, 1233, 1507, 1683, 1749, 2329, 2703, 4521, 5247, 6987, 7261, 8109, 9911, 13563, 20961, 21783, 25619, 29733, 65349, 76857, 79871, 89199, 123437, 230571, 239613, 370311, 718839, 1110933, 1357807, 4073421, 12220263]

約数ペア:

[(1, 12220263), (3, 4073421), (9, 1357807), (11, 1110933), (17, 718839), (33, 370311), (51, 239613), (53, 230571), (99, 123437), (137, 89199), (153, 79871), (159, 76857), (187, 65349), (411, 29733), (477, 25619), (561, 21783), (583, 20961), (901, 13563), (1233, 9911), (1507, 8109), (1683, 7261), (1749, 6987), (2329, 5247), (2703, 4521)]