221189808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{658303}}^1$

素因数の和:658321

約数の個数: 40

約数和(自身を含む): 653037568

約数和(自身を除く): 431847760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 658303, 1316606, 1974909, 2633212, 3949818, 4608121, 5266424, 7899636, 9216242, 10532848, 13824363, 15799272, 18432484, 27648726, 31598544, 36864968, 55297452, 73729936, 110594904, 221189808]

約数ペア:

[(1, 221189808), (2, 110594904), (3, 73729936), (4, 55297452), (6, 36864968), (7, 31598544), (8, 27648726), (12, 18432484), (14, 15799272), (16, 13824363), (21, 10532848), (24, 9216242), (28, 7899636), (42, 5266424), (48, 4608121), (56, 3949818), (84, 2633212), (112, 1974909), (168, 1316606), (336, 658303)]