30445389

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1051

約数の個数: 40

約数和(自身を含む): 50718360

約数和(自身を除く): 20272971

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 261, 351, 377, 783, 997, 1053, 1131, 2349, 2991, 3393, 8973, 10179, 12961, 26919, 28913, 30537, 38883, 80757, 86739, 116649, 260217, 349947, 375869, 780651, 1049841, 1127607, 2341953, 3382821, 10148463, 30445389]

約数ペア:

[(1, 30445389), (3, 10148463), (9, 3382821), (13, 2341953), (27, 1127607), (29, 1049841), (39, 780651), (81, 375869), (87, 349947), (117, 260217), (261, 116649), (351, 86739), (377, 80757), (783, 38883), (997, 30537), (1053, 28913), (1131, 26919), (2349, 12961), (2991, 10179), (3393, 8973)]