17955198723

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{258233}}^1$

素因数の和:258304

約数の個数: 48

約数和(自身を含む): 31087241856

約数和(自身を除く): 13132043133

約数列:

[1, 3, 7, 11, 21, 33, 43, 49, 77, 129, 147, 231, 301, 473, 539, 903, 1419, 1617, 2107, 3311, 6321, 9933, 23177, 69531, 258233, 774699, 1807631, 2840563, 5422893, 8521689, 11104019, 12653417, 19883941, 33312057, 37960251, 59651823, 77728133, 122144209, 139187587, 233184399, 366432627, 417562761, 544096931, 855009463, 1632290793, 2565028389, 5985066241, 17955198723]

約数ペア:

[(1, 17955198723), (3, 5985066241), (7, 2565028389), (11, 1632290793), (21, 855009463), (33, 544096931), (43, 417562761), (49, 366432627), (77, 233184399), (129, 139187587), (147, 122144209), (231, 77728133), (301, 59651823), (473, 37960251), (539, 33312057), (903, 19883941), (1419, 12653417), (1617, 11104019), (2107, 8521689), (3311, 5422893), (6321, 2840563), (9933, 1807631), (23177, 774699), (69531, 258233)]