156960728449

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1229}}^1\times {\mathrm{20431}}^1$

素因数の和:21733

約数の個数: 32

約数和(自身を含む): 193008844800

約数和(自身を除く): 36048116351

約数列:

[1, 7, 19, 47, 133, 329, 893, 1229, 6251, 8603, 20431, 23351, 57763, 143017, 163457, 388189, 404341, 960257, 1097497, 2717323, 6721799, 7682479, 18244883, 25109699, 127714181, 175767893, 477084281, 1180155853, 3339589967, 8261090971, 22422961207, 156960728449]

約数ペア:

[(1, 156960728449), (7, 22422961207), (19, 8261090971), (47, 3339589967), (133, 1180155853), (329, 477084281), (893, 175767893), (1229, 127714181), (6251, 25109699), (8603, 18244883), (20431, 7682479), (23351, 6721799), (57763, 2717323), (143017, 1097497), (163457, 960257), (388189, 404341)]