164863419

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 271315968

約数和(自身を除く): 106452549

約数列:

[1, 3, 7, 21, 41, 43, 61, 73, 123, 129, 183, 219, 287, 301, 427, 511, 861, 903, 1281, 1533, 1763, 2501, 2623, 2993, 3139, 4453, 5289, 7503, 7869, 8979, 9417, 12341, 13359, 17507, 18361, 20951, 21973, 31171, 37023, 52521, 55083, 62853, 65919, 93513, 107543, 128699, 182573, 191479, 322629, 386097, 547719, 574437, 752801, 900893, 1278011, 1340353, 2258403, 2702679, 3834033, 4021059, 7850639, 23551917, 54954473, 164863419]

約数ペア:

[(1, 164863419), (3, 54954473), (7, 23551917), (21, 7850639), (41, 4021059), (43, 3834033), (61, 2702679), (73, 2258403), (123, 1340353), (129, 1278011), (183, 900893), (219, 752801), (287, 574437), (301, 547719), (427, 386097), (511, 322629), (861, 191479), (903, 182573), (1281, 128699), (1533, 107543), (1763, 93513), (2501, 65919), (2623, 62853), (2993, 55083), (3139, 52521), (4453, 37023), (5289, 31171), (7503, 21973), (7869, 20951), (8979, 18361), (9417, 17507), (12341, 13359)]