221717328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{659873}}^1$

素因数の和:659891

約数の個数: 40

約数和(自身を含む): 654595008

約数和(自身を除く): 432877680

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 659873, 1319746, 1979619, 2639492, 3959238, 4619111, 5278984, 7918476, 9238222, 10557968, 13857333, 15836952, 18476444, 27714666, 31673904, 36952888, 55429332, 73905776, 110858664, 221717328]

約数ペア:

[(1, 221717328), (2, 110858664), (3, 73905776), (4, 55429332), (6, 36952888), (7, 31673904), (8, 27714666), (12, 18476444), (14, 15836952), (16, 13857333), (21, 10557968), (24, 9238222), (28, 7918476), (42, 5278984), (48, 4619111), (56, 3959238), (84, 2639492), (112, 1979619), (168, 1319746), (336, 659873)]