1214395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 1911168

約数和(自身を除く): 696773

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 157, 221, 455, 595, 785, 1099, 1105, 1547, 2041, 2669, 5495, 7735, 10205, 13345, 14287, 18683, 34697, 71435, 93415, 173485, 242879, 1214395]

約数ペア:

[(1, 1214395), (5, 242879), (7, 173485), (13, 93415), (17, 71435), (35, 34697), (65, 18683), (85, 14287), (91, 13345), (119, 10205), (157, 7735), (221, 5495), (455, 2669), (595, 2041), (785, 1547), (1099, 1105)]