201488049

素因数分解:

$3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{2803}}^1$

素因数の和:2986

約数の個数: 36

約数和(自身を含む): 340753296

約数和(自身を除く): 139265247

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 163, 441, 489, 1141, 1467, 2803, 3423, 7987, 8409, 10269, 19621, 23961, 25227, 58863, 71883, 137347, 176589, 412041, 456889, 1236123, 1370667, 3198223, 4112001, 9594669, 22387561, 28784007, 67162683, 201488049]

約数ペア:

[(1, 201488049), (3, 67162683), (7, 28784007), (9, 22387561), (21, 9594669), (49, 4112001), (63, 3198223), (147, 1370667), (163, 1236123), (441, 456889), (489, 412041), (1141, 176589), (1467, 137347), (2803, 71883), (3423, 58863), (7987, 25227), (8409, 23961), (10269, 19621)]