87821454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{72103}}^1$

素因数の和:72144

約数の個数: 32

約数和(自身を含む): 207659520

約数和(自身を除く): 119838066

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 72103, 144206, 216309, 432618, 504721, 1009442, 1514163, 2090987, 3028326, 4181974, 6272961, 12545922, 14636909, 29273818, 43910727, 87821454]

約数ペア:

[(1, 87821454), (2, 43910727), (3, 29273818), (6, 14636909), (7, 12545922), (14, 6272961), (21, 4181974), (29, 3028326), (42, 2090987), (58, 1514163), (87, 1009442), (174, 504721), (203, 432618), (406, 216309), (609, 144206), (1218, 72103)]