656420988

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{28387}}^1$

素因数の和:28482

約数の個数: 48

約数和(自身を含む): 1602445824

約数和(自身を除く): 946024836

約数列:

[1, 2, 3, 4, 6, 12, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 492, 564, 1927, 3854, 5781, 7708, 11562, 23124, 28387, 56774, 85161, 113548, 170322, 340644, 1163867, 1334189, 2327734, 2668378, 3491601, 4002567, 4655468, 5336756, 6983202, 8005134, 13966404, 16010268, 54701749, 109403498, 164105247, 218806996, 328210494, 656420988]

約数ペア:

[(1, 656420988), (2, 328210494), (3, 218806996), (4, 164105247), (6, 109403498), (12, 54701749), (41, 16010268), (47, 13966404), (82, 8005134), (94, 6983202), (123, 5336756), (141, 4655468), (164, 4002567), (188, 3491601), (246, 2668378), (282, 2327734), (492, 1334189), (564, 1163867), (1927, 340644), (3854, 170322), (5781, 113548), (7708, 85161), (11562, 56774), (23124, 28387)]