40921965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{797}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 81664128

約数和(自身を除く): 40742163

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 163, 315, 489, 797, 815, 1141, 1467, 2391, 2445, 3423, 3985, 5579, 5705, 7173, 7335, 10269, 11955, 16737, 17115, 27895, 35865, 50211, 51345, 83685, 129911, 251055, 389733, 649555, 909377, 1169199, 1948665, 2728131, 4546885, 5845995, 8184393, 13640655, 40921965]

約数ペア:

[(1, 40921965), (3, 13640655), (5, 8184393), (7, 5845995), (9, 4546885), (15, 2728131), (21, 1948665), (35, 1169199), (45, 909377), (63, 649555), (105, 389733), (163, 251055), (315, 129911), (489, 83685), (797, 51345), (815, 50211), (1141, 35865), (1467, 27895), (2391, 17115), (2445, 16737), (3423, 11955), (3985, 10269), (5579, 7335), (5705, 7173)]