68400057

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{59}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 109036800

約数和(自身を除く): 40636743

約数列:

[1, 3, 11, 19, 33, 43, 57, 59, 129, 177, 209, 473, 627, 649, 817, 1121, 1419, 1849, 1947, 2451, 2537, 3363, 5547, 7611, 8987, 12331, 20339, 26961, 27907, 35131, 36993, 48203, 61017, 83721, 105393, 109091, 144609, 327273, 386441, 530233, 1159323, 1200001, 1590699, 2072729, 3600003, 6218187, 22800019, 68400057]

約数ペア:

[(1, 68400057), (3, 22800019), (11, 6218187), (19, 3600003), (33, 2072729), (43, 1590699), (57, 1200001), (59, 1159323), (129, 530233), (177, 386441), (209, 327273), (473, 144609), (627, 109091), (649, 105393), (817, 83721), (1121, 61017), (1419, 48203), (1849, 36993), (1947, 35131), (2451, 27907), (2537, 26961), (3363, 20339), (5547, 12331), (7611, 8987)]