248805

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:130

約数の個数: 32

約数和(自身を含む): 470400

約数和(自身を除く): 221595

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 97, 135, 171, 285, 291, 485, 513, 855, 873, 1455, 1843, 2565, 2619, 4365, 5529, 9215, 13095, 16587, 27645, 49761, 82935, 248805]

約数ペア:

[(1, 248805), (3, 82935), (5, 49761), (9, 27645), (15, 16587), (19, 13095), (27, 9215), (45, 5529), (57, 4365), (95, 2619), (97, 2565), (135, 1843), (171, 1455), (285, 873), (291, 855), (485, 513)]