67521915

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{523}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 124250880

約数和(自身を除く): 56728965

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 151, 171, 285, 453, 523, 755, 855, 1359, 1569, 2265, 2615, 2869, 4707, 6795, 7845, 8607, 9937, 14345, 23535, 25821, 29811, 43035, 49685, 78973, 89433, 129105, 149055, 236919, 394865, 447165, 710757, 1184595, 1500487, 3553785, 4501461, 7502435, 13504383, 22507305, 67521915]

約数ペア:

[(1, 67521915), (3, 22507305), (5, 13504383), (9, 7502435), (15, 4501461), (19, 3553785), (45, 1500487), (57, 1184595), (95, 710757), (151, 447165), (171, 394865), (285, 236919), (453, 149055), (523, 129105), (755, 89433), (855, 78973), (1359, 49685), (1569, 43035), (2265, 29811), (2615, 25821), (2869, 23535), (4707, 14345), (6795, 9937), (7845, 8607)]