78686883

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1879}}^1$

素因数の和:1949

約数の個数: 40

約数和(自身を含む): 131028480

約数和(自身を除く): 52341597

約数列:

[1, 3, 9, 11, 27, 33, 47, 81, 99, 141, 297, 423, 517, 891, 1269, 1551, 1879, 3807, 4653, 5637, 13959, 16911, 20669, 41877, 50733, 62007, 88313, 152199, 186021, 264939, 558063, 794817, 971443, 1674189, 2384451, 2914329, 7153353, 8742987, 26228961, 78686883]

約数ペア:

[(1, 78686883), (3, 26228961), (9, 8742987), (11, 7153353), (27, 2914329), (33, 2384451), (47, 1674189), (81, 971443), (99, 794817), (141, 558063), (297, 264939), (423, 186021), (517, 152199), (891, 88313), (1269, 62007), (1551, 50733), (1879, 41877), (3807, 20669), (4653, 16911), (5637, 13959)]