1328792751

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1847}}^1$

素因数の和:1933

約数の個数: 72

約数和(自身を含む): 2321294976

約数和(自身を除く): 992502225

約数列:

[1, 3, 9, 11, 13, 33, 39, 43, 99, 117, 129, 143, 169, 387, 429, 473, 507, 559, 1287, 1419, 1521, 1677, 1847, 1859, 4257, 5031, 5541, 5577, 6149, 7267, 16623, 16731, 18447, 20317, 21801, 24011, 55341, 60951, 65403, 72033, 79421, 79937, 182853, 216099, 238263, 239811, 264121, 312143, 714789, 719433, 792363, 873631, 936429, 1032473, 2377089, 2620893, 2809287, 3097419, 3433573, 7862679, 9292257, 10300719, 11357203, 13422149, 30902157, 34071609, 40266447, 102214827, 120799341, 147643639, 442930917, 1328792751]

約数ペア:

[(1, 1328792751), (3, 442930917), (9, 147643639), (11, 120799341), (13, 102214827), (33, 40266447), (39, 34071609), (43, 30902157), (99, 13422149), (117, 11357203), (129, 10300719), (143, 9292257), (169, 7862679), (387, 3433573), (429, 3097419), (473, 2809287), (507, 2620893), (559, 2377089), (1287, 1032473), (1419, 936429), (1521, 873631), (1677, 792363), (1847, 719433), (1859, 714789), (4257, 312143), (5031, 264121), (5541, 239811), (5577, 238263), (6149, 216099), (7267, 182853), (16623, 79937), (16731, 79421), (18447, 72033), (20317, 65403), (21801, 60951), (24011, 55341)]