74804457

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8839}}^1$

素因数の和:8893

約数の個数: 32

約数和(自身を含む): 126730240

約数和(自身を除く): 51925783

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 8463, 8839, 26517, 61873, 114907, 185619, 274009, 344721, 804349, 822027, 1918063, 2413047, 3562117, 5754189, 10686351, 24934819, 74804457]

約数ペア:

[(1, 74804457), (3, 24934819), (7, 10686351), (13, 5754189), (21, 3562117), (31, 2413047), (39, 1918063), (91, 822027), (93, 804349), (217, 344721), (273, 274009), (403, 185619), (651, 114907), (1209, 61873), (2821, 26517), (8463, 8839)]