31998747

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 48591360

約数和(自身を除く): 16592613

約数列:

[1, 3, 11, 33, 37, 73, 111, 219, 359, 407, 803, 1077, 1221, 2409, 2701, 3949, 8103, 11847, 13283, 26207, 29711, 39849, 78621, 89133, 146113, 288277, 438339, 864831, 969659, 2908977, 10666249, 31998747]

約数ペア:

[(1, 31998747), (3, 10666249), (11, 2908977), (33, 969659), (37, 864831), (73, 438339), (111, 288277), (219, 146113), (359, 89133), (407, 78621), (803, 39849), (1077, 29711), (1221, 26207), (2409, 13283), (2701, 11847), (3949, 8103)]