810004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 1571528

約数和(自身を除く): 761524

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 421, 481, 842, 962, 1684, 1924, 5473, 10946, 15577, 21892, 31154, 62308, 202501, 405002, 810004]

約数ペア:

[(1, 810004), (2, 405002), (4, 202501), (13, 62308), (26, 31154), (37, 21892), (52, 15577), (74, 10946), (148, 5473), (421, 1924), (481, 1684), (842, 962)]