81284892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1493}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 204976800

約数和(自身を除く): 123691908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 349, 698, 1047, 1396, 1493, 2094, 2986, 4188, 4479, 4537, 5972, 8958, 9074, 13611, 17916, 18148, 19409, 27222, 38818, 54444, 58227, 77636, 116454, 232908, 521057, 1042114, 1563171, 2084228, 3126342, 6252684, 6773741, 13547482, 20321223, 27094964, 40642446, 81284892]

約数ペア:

[(1, 81284892), (2, 40642446), (3, 27094964), (4, 20321223), (6, 13547482), (12, 6773741), (13, 6252684), (26, 3126342), (39, 2084228), (52, 1563171), (78, 1042114), (156, 521057), (349, 232908), (698, 116454), (1047, 77636), (1396, 58227), (1493, 54444), (2094, 38818), (2986, 27222), (4188, 19409), (4479, 18148), (4537, 17916), (5972, 13611), (8958, 9074)]