15968015

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 23721984

約数和(自身を除く): 7753969

約数列:

[1, 5, 7, 17, 35, 47, 85, 119, 235, 329, 571, 595, 799, 1645, 2855, 3995, 3997, 5593, 9707, 19985, 26837, 27965, 48535, 67949, 134185, 187859, 339745, 456229, 939295, 2281145, 3193603, 15968015]

約数ペア:

[(1, 15968015), (5, 3193603), (7, 2281145), (17, 939295), (35, 456229), (47, 339745), (85, 187859), (119, 134185), (235, 67949), (329, 48535), (571, 27965), (595, 26837), (799, 19985), (1645, 9707), (2855, 5593), (3995, 3997)]