78638535

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 139995648

約数和(自身を除く): 61357113

約数列:

[1, 3, 5, 9, 15, 45, 71, 151, 163, 213, 355, 453, 489, 639, 755, 815, 1065, 1359, 1467, 2265, 2445, 3195, 6795, 7335, 10721, 11573, 24613, 32163, 34719, 53605, 57865, 73839, 96489, 104157, 123065, 160815, 173595, 221517, 369195, 482445, 520785, 1107585, 1747523, 5242569, 8737615, 15727707, 26212845, 78638535]

約数ペア:

[(1, 78638535), (3, 26212845), (5, 15727707), (9, 8737615), (15, 5242569), (45, 1747523), (71, 1107585), (151, 520785), (163, 482445), (213, 369195), (355, 221517), (453, 173595), (489, 160815), (639, 123065), (755, 104157), (815, 96489), (1065, 73839), (1359, 57865), (1467, 53605), (2265, 34719), (2445, 32163), (3195, 24613), (6795, 11573), (7335, 10721)]