27720407817

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{2099}}^1\times {\mathrm{3469}}^1$

素因数の和:5627

約数の個数: 40

約数和(自身を含む): 42322896000

約数和(自身を除く): 14602488183

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 2099, 3469, 3807, 6297, 10407, 18891, 31221, 56673, 93663, 98653, 163043, 170019, 280989, 295959, 489129, 887877, 1467387, 2663631, 4402161, 7281431, 7990893, 13206483, 21844293, 65532879, 196598637, 342227257, 589795911, 1026681771, 3080045313, 9240135939, 27720407817]

約数ペア:

[(1, 27720407817), (3, 9240135939), (9, 3080045313), (27, 1026681771), (47, 589795911), (81, 342227257), (141, 196598637), (423, 65532879), (1269, 21844293), (2099, 13206483), (3469, 7990893), (3807, 7281431), (6297, 4402161), (10407, 2663631), (18891, 1467387), (31221, 887877), (56673, 489129), (93663, 295959), (98653, 280989), (163043, 170019)]