219521796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{8963}}^1$

素因数の和:9140

約数の個数: 48

約数和(自身を含む): 555194304

約数和(自身を除く): 335672508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 314, 471, 628, 942, 1884, 2041, 4082, 6123, 8164, 8963, 12246, 17926, 24492, 26889, 35852, 53778, 107556, 116519, 233038, 349557, 466076, 699114, 1398228, 1407191, 2814382, 4221573, 5628764, 8443146, 16886292, 18293483, 36586966, 54880449, 73173932, 109760898, 219521796]

約数ペア:

[(1, 219521796), (2, 109760898), (3, 73173932), (4, 54880449), (6, 36586966), (12, 18293483), (13, 16886292), (26, 8443146), (39, 5628764), (52, 4221573), (78, 2814382), (156, 1407191), (157, 1398228), (314, 699114), (471, 466076), (628, 349557), (942, 233038), (1884, 116519), (2041, 107556), (4082, 53778), (6123, 35852), (8164, 26889), (8963, 24492), (12246, 17926)]