25401911031

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{153719}}^1$

素因数の和:153836

約数の個数: 48

約数和(自身を含む): 43612208640

約数和(自身を除く): 18210297609

約数列:

[1, 3, 7, 9, 21, 43, 61, 63, 129, 183, 301, 387, 427, 549, 903, 1281, 2623, 2709, 3843, 7869, 18361, 23607, 55083, 153719, 165249, 461157, 1076033, 1383471, 3228099, 6609917, 9376859, 9684297, 19829751, 28130577, 46269419, 59489253, 65638013, 84391731, 138808257, 196914039, 403204937, 416424771, 590742117, 1209614811, 2822434559, 3628844433, 8467303677, 25401911031]

約数ペア:

[(1, 25401911031), (3, 8467303677), (7, 3628844433), (9, 2822434559), (21, 1209614811), (43, 590742117), (61, 416424771), (63, 403204937), (129, 196914039), (183, 138808257), (301, 84391731), (387, 65638013), (427, 59489253), (549, 46269419), (903, 28130577), (1281, 19829751), (2623, 9684297), (2709, 9376859), (3843, 6609917), (7869, 3228099), (18361, 1383471), (23607, 1076033), (55083, 461157), (153719, 165249)]