91153405

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{641}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 133125120

約数和(自身を除く): 41971715

約数列:

[1, 5, 7, 17, 35, 85, 119, 239, 595, 641, 1195, 1673, 3205, 4063, 4487, 8365, 10897, 20315, 22435, 28441, 54485, 76279, 142205, 153199, 381395, 765995, 1072393, 2604383, 5361965, 13021915, 18230681, 91153405]

約数ペア:

[(1, 91153405), (5, 18230681), (7, 13021915), (17, 5361965), (35, 2604383), (85, 1072393), (119, 765995), (239, 381395), (595, 153199), (641, 142205), (1195, 76279), (1673, 54485), (3205, 28441), (4063, 22435), (4487, 20315), (8365, 10897)]