256324362

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{9521}}^1$

素因数の和:10174

約数の個数: 32

約数和(自身を含む): 586859904

約数和(自身を除く): 330535542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 641, 1282, 1923, 3846, 4487, 8974, 9521, 13461, 19042, 26922, 28563, 57126, 66647, 133294, 199941, 399882, 6102961, 12205922, 18308883, 36617766, 42720727, 85441454, 128162181, 256324362]

約数ペア:

[(1, 256324362), (2, 128162181), (3, 85441454), (6, 42720727), (7, 36617766), (14, 18308883), (21, 12205922), (42, 6102961), (641, 399882), (1282, 199941), (1923, 133294), (3846, 66647), (4487, 57126), (8974, 28563), (9521, 26922), (13461, 19042)]