26119821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 43149568

約数和(自身を除く): 17029747

約数列:

[1, 3, 7, 13, 21, 39, 91, 241, 273, 397, 723, 1191, 1687, 2779, 3133, 5061, 5161, 8337, 9399, 15483, 21931, 36127, 65793, 95677, 108381, 287031, 669739, 1243801, 2009217, 3731403, 8706607, 26119821]

約数ペア:

[(1, 26119821), (3, 8706607), (7, 3731403), (13, 2009217), (21, 1243801), (39, 669739), (91, 287031), (241, 108381), (273, 95677), (397, 65793), (723, 36127), (1191, 21931), (1687, 15483), (2779, 9399), (3133, 8337), (5061, 5161)]