30728295

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17509}}^1$

素因数の和:17536

約数の個数: 32

約数和(自身を含む): 58833600

約数和(自身を除く): 28105305

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 17509, 52527, 87545, 157581, 227617, 262635, 472743, 682851, 787905, 1138085, 2048553, 2363715, 3414255, 6145659, 10242765, 30728295]

約数ペア:

[(1, 30728295), (3, 10242765), (5, 6145659), (9, 3414255), (13, 2363715), (15, 2048553), (27, 1138085), (39, 787905), (45, 682851), (65, 472743), (117, 262635), (135, 227617), (195, 157581), (351, 87545), (585, 52527), (1755, 17509)]