827831245

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 1050071040

約数和(自身を除く): 222239795

約数列:

[1, 5, 29, 71, 145, 191, 355, 421, 955, 2059, 2105, 5539, 10295, 12209, 13561, 27695, 29891, 61045, 67805, 80411, 149455, 393269, 402055, 866839, 1966345, 2331919, 4334195, 5709181, 11659595, 28545905, 165566249, 827831245]

約数ペア:

[(1, 827831245), (5, 165566249), (29, 28545905), (71, 11659595), (145, 5709181), (191, 4334195), (355, 2331919), (421, 1966345), (955, 866839), (2059, 402055), (2105, 393269), (5539, 149455), (10295, 80411), (12209, 67805), (13561, 61045), (27695, 29891)]