289335683

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 364277760

約数和(自身を除く): 74942077

約数列:

[1, 7, 13, 79, 91, 167, 241, 553, 1027, 1169, 1687, 2171, 3133, 7189, 13193, 15197, 19039, 21931, 40247, 92351, 133273, 171509, 247507, 281729, 523211, 1200563, 1732549, 3179513, 3662477, 22256591, 41333669, 289335683]

約数ペア:

[(1, 289335683), (7, 41333669), (13, 22256591), (79, 3662477), (91, 3179513), (167, 1732549), (241, 1200563), (553, 523211), (1027, 281729), (1169, 247507), (1687, 171509), (2171, 133273), (3133, 92351), (7189, 40247), (13193, 21931), (15197, 19039)]