78678243

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11251}}^1$

素因数の和:11304

約数の個数: 32

約数和(自身を含む): 136824320

約数和(自身を除く): 58146077

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 6993, 11251, 33753, 78757, 101259, 236271, 303777, 416287, 708813, 1248861, 2126439, 2914009, 3746583, 8742027, 11239749, 26226081, 78678243]

約数ペア:

[(1, 78678243), (3, 26226081), (7, 11239749), (9, 8742027), (21, 3746583), (27, 2914009), (37, 2126439), (63, 1248861), (111, 708813), (189, 416287), (259, 303777), (333, 236271), (777, 101259), (999, 78757), (2331, 33753), (6993, 11251)]