289312845

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{5077}}^1$

素因数の和:5245

約数の個数: 32

約数和(自身を含む): 482613120

約数和(自身を除く): 193300275

約数列:

[1, 3, 5, 15, 29, 87, 131, 145, 393, 435, 655, 1965, 3799, 5077, 11397, 15231, 18995, 25385, 56985, 76155, 147233, 441699, 665087, 736165, 1995261, 2208495, 3325435, 9976305, 19287523, 57862569, 96437615, 289312845]

約数ペア:

[(1, 289312845), (3, 96437615), (5, 57862569), (15, 19287523), (29, 9976305), (87, 3325435), (131, 2208495), (145, 1995261), (393, 736165), (435, 665087), (655, 441699), (1965, 147233), (3799, 76155), (5077, 56985), (11397, 25385), (15231, 18995)]