28592585

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 40538880

約数和(自身を除く): 11946295

約数列:

[1, 5, 7, 35, 67, 89, 137, 335, 445, 469, 623, 685, 959, 2345, 3115, 4795, 5963, 9179, 12193, 29815, 41741, 45895, 60965, 64253, 85351, 208705, 321265, 426755, 816931, 4084655, 5718517, 28592585]

約数ペア:

[(1, 28592585), (5, 5718517), (7, 4084655), (35, 816931), (67, 426755), (89, 321265), (137, 208705), (335, 85351), (445, 64253), (469, 60965), (623, 45895), (685, 41741), (959, 29815), (2345, 12193), (3115, 9179), (4795, 5963)]