311032917

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^3\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 505705200

約数和(自身を除く): 194672283

約数列:

[1, 3, 9, 13, 29, 39, 87, 109, 117, 261, 327, 377, 841, 981, 1131, 1417, 2523, 3161, 3393, 4251, 7569, 9483, 10933, 12753, 24389, 28449, 32799, 41093, 73167, 91669, 98397, 123279, 219501, 275007, 317057, 369837, 825021, 951171, 1191697, 2658401, 2853513, 3575091, 7975203, 10725273, 23925609, 34559213, 103677639, 311032917]

約数ペア:

[(1, 311032917), (3, 103677639), (9, 34559213), (13, 23925609), (29, 10725273), (39, 7975203), (87, 3575091), (109, 2853513), (117, 2658401), (261, 1191697), (327, 951171), (377, 825021), (841, 369837), (981, 317057), (1131, 275007), (1417, 219501), (2523, 123279), (3161, 98397), (3393, 91669), (4251, 73167), (7569, 41093), (9483, 32799), (10933, 28449), (12753, 24389)]