218791608

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1302331}}^1$

素因数の和:1302347

約数の個数: 32

約数和(自身を含む): 625119360

約数和(自身を除く): 406327752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1302331, 2604662, 3906993, 5209324, 7813986, 9116317, 10418648, 15627972, 18232634, 27348951, 31255944, 36465268, 54697902, 72930536, 109395804, 218791608]

約数ペア:

[(1, 218791608), (2, 109395804), (3, 72930536), (4, 54697902), (6, 36465268), (7, 31255944), (8, 27348951), (12, 18232634), (14, 15627972), (21, 10418648), (24, 9116317), (28, 7813986), (42, 5209324), (56, 3906993), (84, 2604662), (168, 1302331)]