1771217988

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{26203}}^1$

素因数の和:26384

約数の個数: 48

約数和(自身を含む): 4261399296

約数和(自身を除く): 2490181308

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 131, 172, 258, 262, 393, 516, 524, 786, 1572, 5633, 11266, 16899, 22532, 26203, 33798, 52406, 67596, 78609, 104812, 157218, 314436, 1126729, 2253458, 3380187, 3432593, 4506916, 6760374, 6865186, 10297779, 13520748, 13730372, 20595558, 41191116, 147601499, 295202998, 442804497, 590405996, 885608994, 1771217988]

約数ペア:

[(1, 1771217988), (2, 885608994), (3, 590405996), (4, 442804497), (6, 295202998), (12, 147601499), (43, 41191116), (86, 20595558), (129, 13730372), (131, 13520748), (172, 10297779), (258, 6865186), (262, 6760374), (393, 4506916), (516, 3432593), (524, 3380187), (786, 2253458), (1572, 1126729), (5633, 314436), (11266, 157218), (16899, 104812), (22532, 78609), (26203, 67596), (33798, 52406)]