281344077

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{78347}}^1$

素因数の和:78382

約数の個数: 32

約数和(自身を含む): 501427200

約数和(自身を除く): 220083123

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 78347, 235041, 548429, 705123, 1488593, 1645287, 2115369, 4465779, 4935861, 10420151, 13397337, 14807583, 31260453, 40192011, 93781359, 281344077]

約数ペア:

[(1, 281344077), (3, 93781359), (7, 40192011), (9, 31260453), (19, 14807583), (21, 13397337), (27, 10420151), (57, 4935861), (63, 4465779), (133, 2115369), (171, 1645287), (189, 1488593), (399, 705123), (513, 548429), (1197, 235041), (3591, 78347)]