901319515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{1913}}^1$

素因数の和:2199

約数の個数: 32

約数和(自身を含む): 1200583296

約数和(自身を除く): 299263781

約数列:

[1, 5, 17, 23, 85, 115, 241, 391, 1205, 1913, 1955, 4097, 5543, 9565, 20485, 27715, 32521, 43999, 94231, 162605, 219995, 461033, 471155, 747983, 2305165, 3739915, 7837561, 10603759, 39187805, 53018795, 180263903, 901319515]

約数ペア:

[(1, 901319515), (5, 180263903), (17, 53018795), (23, 39187805), (85, 10603759), (115, 7837561), (241, 3739915), (391, 2305165), (1205, 747983), (1913, 471155), (1955, 461033), (4097, 219995), (5543, 162605), (9565, 94231), (20485, 43999), (27715, 32521)]