3878199

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 40

約数和(自身を含む): 6504960

約数和(自身を除く): 2626761

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 127, 261, 351, 377, 381, 783, 1053, 1131, 1143, 1651, 2349, 3393, 3429, 3683, 4953, 10179, 10287, 11049, 14859, 30537, 33147, 44577, 47879, 99441, 133731, 143637, 298323, 430911, 1292733, 3878199]

約数ペア:

[(1, 3878199), (3, 1292733), (9, 430911), (13, 298323), (27, 143637), (29, 133731), (39, 99441), (81, 47879), (87, 44577), (117, 33147), (127, 30537), (261, 14859), (351, 11049), (377, 10287), (381, 10179), (783, 4953), (1053, 3683), (1131, 3429), (1143, 3393), (1651, 2349)]