163989385

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 230031360

約数和(自身を除く): 66041975

約数列:

[1, 5, 7, 35, 79, 127, 395, 467, 553, 635, 889, 2335, 2765, 3269, 4445, 10033, 16345, 36893, 50165, 59309, 70231, 184465, 258251, 296545, 351155, 415163, 1291255, 2075815, 4685411, 23427055, 32797877, 163989385]

約数ペア:

[(1, 163989385), (5, 32797877), (7, 23427055), (35, 4685411), (79, 2075815), (127, 1291255), (395, 415163), (467, 351155), (553, 296545), (635, 258251), (889, 184465), (2335, 70231), (2765, 59309), (3269, 50165), (4445, 36893), (10033, 16345)]