7374159

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 40

約数和(自身を含む): 12196800

約数和(自身を除く): 4822641

約数列:

[1, 3, 9, 13, 27, 39, 47, 81, 117, 141, 149, 351, 423, 447, 611, 1053, 1269, 1341, 1833, 1937, 3807, 4023, 5499, 5811, 7003, 12069, 16497, 17433, 21009, 49491, 52299, 63027, 91039, 156897, 189081, 273117, 567243, 819351, 2458053, 7374159]

約数ペア:

[(1, 7374159), (3, 2458053), (9, 819351), (13, 567243), (27, 273117), (39, 189081), (47, 156897), (81, 91039), (117, 63027), (141, 52299), (149, 49491), (351, 21009), (423, 17433), (447, 16497), (611, 12069), (1053, 7003), (1269, 5811), (1341, 5499), (1833, 4023), (1937, 3807)]