198298919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53149}}^1$

素因数の和:53210

約数の個数: 16

約数和(自身を含む): 250017600

約数和(自身を除く): 51718681

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 53149, 372043, 690937, 2179109, 4836559, 15253763, 28328417, 198298919]

約数ペア:

[(1, 198298919), (7, 28328417), (13, 15253763), (41, 4836559), (91, 2179109), (287, 690937), (533, 372043), (3731, 53149)]