1954225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 2985920

約数和(自身を除く): 1031695

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 859, 2275, 4295, 6013, 11167, 21475, 30065, 55835, 78169, 150325, 279175, 390845, 1954225]

約数ペア:

[(1, 1954225), (5, 390845), (7, 279175), (13, 150325), (25, 78169), (35, 55835), (65, 30065), (91, 21475), (175, 11167), (325, 6013), (455, 4295), (859, 2275)]