388614942

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{727}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 912038400

約数和(自身を除く): 523423458

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 521, 727, 1026, 1042, 1454, 1563, 2181, 3126, 4362, 4689, 6543, 9378, 9899, 13086, 13813, 14067, 19629, 19798, 27626, 28134, 29697, 39258, 41439, 59394, 82878, 89091, 124317, 178182, 248634, 267273, 372951, 378767, 534546, 745902, 757534, 1136301, 2272602, 3408903, 6817806, 7196573, 10226709, 14393146, 20453418, 21589719, 43179438, 64769157, 129538314, 194307471, 388614942]

約数ペア:

[(1, 388614942), (2, 194307471), (3, 129538314), (6, 64769157), (9, 43179438), (18, 21589719), (19, 20453418), (27, 14393146), (38, 10226709), (54, 7196573), (57, 6817806), (114, 3408903), (171, 2272602), (342, 1136301), (513, 757534), (521, 745902), (727, 534546), (1026, 378767), (1042, 372951), (1454, 267273), (1563, 248634), (2181, 178182), (3126, 124317), (4362, 89091), (4689, 82878), (6543, 59394), (9378, 41439), (9899, 39258), (13086, 29697), (13813, 28134), (14067, 27626), (19629, 19798)]