78871842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{947}}^1$

素因数の和:1623

約数の個数: 48

約数和(自身を含む): 195803712

約数和(自身を除く): 116931870

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 661, 947, 1322, 1894, 1983, 2841, 3966, 4627, 5682, 5949, 6629, 8523, 9254, 11898, 13258, 13881, 17046, 19887, 27762, 39774, 41643, 59661, 83286, 119322, 625967, 1251934, 1877901, 3755802, 4381769, 5633703, 8763538, 11267406, 13145307, 26290614, 39435921, 78871842]

約数ペア:

[(1, 78871842), (2, 39435921), (3, 26290614), (6, 13145307), (7, 11267406), (9, 8763538), (14, 5633703), (18, 4381769), (21, 3755802), (42, 1877901), (63, 1251934), (126, 625967), (661, 119322), (947, 83286), (1322, 59661), (1894, 41643), (1983, 39774), (2841, 27762), (3966, 19887), (4627, 17046), (5682, 13881), (5949, 13258), (6629, 11898), (8523, 9254)]