289747395

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{809}}^1$

素因数の和:1209

約数の個数: 64

約数和(自身を含む): 590976000

約数和(自身を除く): 301228605

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 379, 809, 945, 1137, 1895, 2427, 2653, 3411, 4045, 5663, 5685, 7281, 7959, 10233, 12135, 13265, 16989, 17055, 21843, 23877, 28315, 36405, 39795, 50967, 51165, 71631, 84945, 109215, 119385, 152901, 254835, 306611, 358155, 764505, 919833, 1533055, 2146277, 2759499, 4599165, 6438831, 8278497, 10731385, 13797495, 19316493, 32194155, 41392485, 57949479, 96582465, 289747395]

約数ペア:

[(1, 289747395), (3, 96582465), (5, 57949479), (7, 41392485), (9, 32194155), (15, 19316493), (21, 13797495), (27, 10731385), (35, 8278497), (45, 6438831), (63, 4599165), (105, 2759499), (135, 2146277), (189, 1533055), (315, 919833), (379, 764505), (809, 358155), (945, 306611), (1137, 254835), (1895, 152901), (2427, 119385), (2653, 109215), (3411, 84945), (4045, 71631), (5663, 51165), (5685, 50967), (7281, 39795), (7959, 36405), (10233, 28315), (12135, 23877), (13265, 21843), (16989, 17055)]