1771315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 2782080

約数和(自身を除く): 1010765

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 229, 455, 595, 1105, 1145, 1547, 1603, 2977, 3893, 7735, 8015, 14885, 19465, 20839, 27251, 50609, 104195, 136255, 253045, 354263, 1771315]

約数ペア:

[(1, 1771315), (5, 354263), (7, 253045), (13, 136255), (17, 104195), (35, 50609), (65, 27251), (85, 20839), (91, 19465), (119, 14885), (221, 8015), (229, 7735), (455, 3893), (595, 2977), (1105, 1603), (1145, 1547)]