290661618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{51047}}^1$

素因数の和:51138

約数の個数: 32

約数和(自身を含む): 634628736

約数和(自身を除く): 343967118

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 5694, 51047, 102094, 153141, 306282, 663611, 1327222, 1990833, 3726431, 3981666, 7452862, 11179293, 22358586, 48443603, 96887206, 145330809, 290661618]

約数ペア:

[(1, 290661618), (2, 145330809), (3, 96887206), (6, 48443603), (13, 22358586), (26, 11179293), (39, 7452862), (73, 3981666), (78, 3726431), (146, 1990833), (219, 1327222), (438, 663611), (949, 306282), (1898, 153141), (2847, 102094), (5694, 51047)]