28722798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{937}}^1$

素因数の和:1089

約数の個数: 48

約数和(自身を含む): 67603536

約数和(自身を除く): 38880738

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 131, 234, 262, 393, 786, 937, 1179, 1703, 1874, 2358, 2811, 3406, 5109, 5622, 8433, 10218, 12181, 15327, 16866, 24362, 30654, 36543, 73086, 109629, 122747, 219258, 245494, 368241, 736482, 1104723, 1595711, 2209446, 3191422, 4787133, 9574266, 14361399, 28722798]

約数ペア:

[(1, 28722798), (2, 14361399), (3, 9574266), (6, 4787133), (9, 3191422), (13, 2209446), (18, 1595711), (26, 1104723), (39, 736482), (78, 368241), (117, 245494), (131, 219258), (234, 122747), (262, 109629), (393, 73086), (786, 36543), (937, 30654), (1179, 24362), (1703, 16866), (1874, 15327), (2358, 12181), (2811, 10218), (3406, 8433), (5109, 5622)]