91781648

素因数分解:

$2^4\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1669}}^1$

素因数の和:2175

約数の個数: 40

約数和(自身を含む): 203766720

約数和(自身を除く): 111985072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 491, 982, 1669, 1964, 3338, 3437, 3928, 6676, 6874, 7856, 11683, 13352, 13748, 23366, 26704, 27496, 46732, 54992, 93464, 186928, 819479, 1638958, 3277916, 5736353, 6555832, 11472706, 13111664, 22945412, 45890824, 91781648]

約数ペア:

[(1, 91781648), (2, 45890824), (4, 22945412), (7, 13111664), (8, 11472706), (14, 6555832), (16, 5736353), (28, 3277916), (56, 1638958), (112, 819479), (491, 186928), (982, 93464), (1669, 54992), (1964, 46732), (3338, 27496), (3437, 26704), (3928, 23366), (6676, 13748), (6874, 13352), (7856, 11683)]