289198

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:256

約数の個数: 24

約数和(自身を含む): 545832

約数和(自身を除く): 256634

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 227, 454, 637, 1274, 1589, 2951, 3178, 5902, 11123, 20657, 22246, 41314, 144599, 289198]

約数ペア:

[(1, 289198), (2, 144599), (7, 41314), (13, 22246), (14, 20657), (26, 11123), (49, 5902), (91, 3178), (98, 2951), (182, 1589), (227, 1274), (454, 637)]