215770137

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 361635840

約数和(自身を除く): 145865703

約数列:

[1, 3, 11, 17, 19, 31, 33, 51, 57, 93, 187, 209, 323, 341, 527, 561, 589, 627, 653, 969, 1023, 1581, 1767, 1959, 3553, 5797, 6479, 7183, 10013, 10659, 11101, 12407, 17391, 19437, 20243, 21549, 30039, 33303, 37221, 60729, 110143, 122111, 136477, 210919, 222673, 330429, 344131, 366333, 384617, 409431, 632757, 668019, 1032393, 1153851, 2320109, 3785441, 4230787, 6538489, 6960327, 11356323, 12692361, 19615467, 71923379, 215770137]

約数ペア:

[(1, 215770137), (3, 71923379), (11, 19615467), (17, 12692361), (19, 11356323), (31, 6960327), (33, 6538489), (51, 4230787), (57, 3785441), (93, 2320109), (187, 1153851), (209, 1032393), (323, 668019), (341, 632757), (527, 409431), (561, 384617), (589, 366333), (627, 344131), (653, 330429), (969, 222673), (1023, 210919), (1581, 136477), (1767, 122111), (1959, 110143), (3553, 60729), (5797, 37221), (6479, 33303), (7183, 30039), (10013, 21549), (10659, 20243), (11101, 19437), (12407, 17391)]