30638335

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{233}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 48275136

約数和(自身を除く): 17636801

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 233, 289, 455, 595, 1105, 1165, 1445, 1547, 1631, 2023, 3029, 3757, 3961, 7735, 8155, 10115, 15145, 18785, 19805, 21203, 26299, 27727, 51493, 67337, 106015, 131495, 138635, 257465, 336685, 360451, 471359, 875381, 1802255, 2356795, 4376905, 6127667, 30638335]

約数ペア:

[(1, 30638335), (5, 6127667), (7, 4376905), (13, 2356795), (17, 1802255), (35, 875381), (65, 471359), (85, 360451), (91, 336685), (119, 257465), (221, 138635), (233, 131495), (289, 106015), (455, 67337), (595, 51493), (1105, 27727), (1165, 26299), (1445, 21203), (1547, 19805), (1631, 18785), (2023, 15145), (3029, 10115), (3757, 8155), (3961, 7735)]