128348486

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1951}}^1$

素因数の和:2124

約数の個数: 32

約数和(自身を含む): 227868672

約数和(自身を除く): 99520186

約数列:

[1, 2, 7, 14, 37, 74, 127, 254, 259, 518, 889, 1778, 1951, 3902, 4699, 9398, 13657, 27314, 32893, 65786, 72187, 144374, 247777, 495554, 505309, 1010618, 1734439, 3468878, 9167749, 18335498, 64174243, 128348486]

約数ペア:

[(1, 128348486), (2, 64174243), (7, 18335498), (14, 9167749), (37, 3468878), (74, 1734439), (127, 1010618), (254, 505309), (259, 495554), (518, 247777), (889, 144374), (1778, 72187), (1951, 65786), (3902, 32893), (4699, 27314), (9398, 13657)]