990016412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{16829}}^1$

素因数の和:17042

約数の個数: 48

約数和(自身を含む): 2171473920

約数和(自身を除く): 1181457508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 191, 308, 382, 764, 1337, 2101, 2674, 4202, 5348, 8404, 14707, 16829, 29414, 33658, 58828, 67316, 117803, 185119, 235606, 370238, 471212, 740476, 1295833, 2591666, 3214339, 5183332, 6428678, 12857356, 22500373, 35357729, 45000746, 70715458, 90001492, 141430916, 247504103, 495008206, 990016412]

約数ペア:

[(1, 990016412), (2, 495008206), (4, 247504103), (7, 141430916), (11, 90001492), (14, 70715458), (22, 45000746), (28, 35357729), (44, 22500373), (77, 12857356), (154, 6428678), (191, 5183332), (308, 3214339), (382, 2591666), (764, 1295833), (1337, 740476), (2101, 471212), (2674, 370238), (4202, 235606), (5348, 185119), (8404, 117803), (14707, 67316), (16829, 58828), (29414, 33658)]