17780495031

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{120899}}^1$

素因数の和:121340

約数の個数: 32

約数和(自身を含む): 28435680000

約数和(自身を除く): 10655184969

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 419, 1257, 3771, 5447, 11313, 16341, 49023, 120899, 147069, 362697, 1088091, 1571687, 3264273, 4715061, 14145183, 42435549, 50656681, 151970043, 455910129, 658536853, 1367730387, 1975610559, 5926831677, 17780495031]

約数ペア:

[(1, 17780495031), (3, 5926831677), (9, 1975610559), (13, 1367730387), (27, 658536853), (39, 455910129), (117, 151970043), (351, 50656681), (419, 42435549), (1257, 14145183), (3771, 4715061), (5447, 3264273), (11313, 1571687), (16341, 1088091), (49023, 362697), (120899, 147069)]