243322359

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 401915904

約数和(自身を除く): 158593545

約数列:

[1, 3, 7, 21, 23, 67, 69, 73, 103, 161, 201, 219, 309, 469, 483, 511, 721, 1407, 1533, 1541, 1679, 2163, 2369, 4623, 4891, 5037, 6901, 7107, 7519, 10787, 11753, 14673, 16583, 20703, 22557, 32361, 34237, 35259, 48307, 49749, 52633, 102711, 112493, 144921, 157899, 158723, 172937, 337479, 476169, 503773, 518811, 787451, 1111061, 1210559, 1511319, 2362353, 3333183, 3526411, 3631677, 10579233, 11586779, 34760337, 81107453, 243322359]

約数ペア:

[(1, 243322359), (3, 81107453), (7, 34760337), (21, 11586779), (23, 10579233), (67, 3631677), (69, 3526411), (73, 3333183), (103, 2362353), (161, 1511319), (201, 1210559), (219, 1111061), (309, 787451), (469, 518811), (483, 503773), (511, 476169), (721, 337479), (1407, 172937), (1533, 158723), (1541, 157899), (1679, 144921), (2163, 112493), (2369, 102711), (4623, 52633), (4891, 49749), (5037, 48307), (6901, 35259), (7107, 34237), (7519, 32361), (10787, 22557), (11753, 20703), (14673, 16583)]