1378778886

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{6949}}^1$

素因数の和:7181

約数の個数: 48

約数和(自身を含む): 3048770400

約数和(自身を除く): 1669991514

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 151, 219, 302, 438, 453, 657, 906, 1314, 1359, 2718, 6949, 11023, 13898, 20847, 22046, 33069, 41694, 62541, 66138, 99207, 125082, 198414, 507277, 1014554, 1049299, 1521831, 2098598, 3043662, 3147897, 4565493, 6295794, 9130986, 9443691, 18887382, 76598827, 153197654, 229796481, 459592962, 689389443, 1378778886]

約数ペア:

[(1, 1378778886), (2, 689389443), (3, 459592962), (6, 229796481), (9, 153197654), (18, 76598827), (73, 18887382), (146, 9443691), (151, 9130986), (219, 6295794), (302, 4565493), (438, 3147897), (453, 3043662), (657, 2098598), (906, 1521831), (1314, 1049299), (1359, 1014554), (2718, 507277), (6949, 198414), (11023, 125082), (13898, 99207), (20847, 66138), (22046, 62541), (33069, 41694)]