939968361

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 1505433600

約数和(自身を除く): 565465239

約数列:

[1, 3, 9, 19, 27, 57, 71, 131, 171, 197, 213, 393, 513, 591, 639, 1179, 1349, 1773, 1917, 2489, 3537, 3743, 4047, 5319, 7467, 9301, 11229, 12141, 13987, 22401, 25807, 27903, 33687, 36423, 41961, 67203, 77421, 83709, 101061, 125883, 176719, 232263, 251127, 265753, 377649, 490333, 530157, 696789, 797259, 1470999, 1590471, 1832297, 2391777, 4412997, 4771413, 5496891, 7175331, 13238991, 16490673, 34813643, 49472019, 104440929, 313322787, 939968361]

約数ペア:

[(1, 939968361), (3, 313322787), (9, 104440929), (19, 49472019), (27, 34813643), (57, 16490673), (71, 13238991), (131, 7175331), (171, 5496891), (197, 4771413), (213, 4412997), (393, 2391777), (513, 1832297), (591, 1590471), (639, 1470999), (1179, 797259), (1349, 696789), (1773, 530157), (1917, 490333), (2489, 377649), (3537, 265753), (3743, 251127), (4047, 232263), (5319, 176719), (7467, 125883), (9301, 101061), (11229, 83709), (12141, 77421), (13987, 67203), (22401, 41961), (25807, 36423), (27903, 33687)]