77881635

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 150528000

約数和(自身を除く): 72646365

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 199, 223, 351, 585, 597, 669, 995, 1115, 1755, 1791, 2007, 2587, 2899, 2985, 3345, 5373, 6021, 7761, 8697, 8955, 10035, 12935, 14495, 23283, 26091, 26865, 30105, 38805, 43485, 44377, 69849, 78273, 116415, 130455, 133131, 221885, 349245, 391365, 399393, 576901, 665655, 1198179, 1730703, 1996965, 2884505, 5192109, 5990895, 8653515, 15576327, 25960545, 77881635]

約数ペア:

[(1, 77881635), (3, 25960545), (5, 15576327), (9, 8653515), (13, 5990895), (15, 5192109), (27, 2884505), (39, 1996965), (45, 1730703), (65, 1198179), (117, 665655), (135, 576901), (195, 399393), (199, 391365), (223, 349245), (351, 221885), (585, 133131), (597, 130455), (669, 116415), (995, 78273), (1115, 69849), (1755, 44377), (1791, 43485), (2007, 38805), (2587, 30105), (2899, 26865), (2985, 26091), (3345, 23283), (5373, 14495), (6021, 12935), (7761, 10035), (8697, 8955)]