8253999

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 13977600

約数和(自身を除く): 5723601

約数列:

[1, 3, 9, 13, 19, 39, 47, 57, 79, 117, 141, 171, 237, 247, 423, 611, 711, 741, 893, 1027, 1501, 1833, 2223, 2679, 3081, 3713, 4503, 5499, 8037, 9243, 11139, 11609, 13509, 19513, 33417, 34827, 48269, 58539, 70547, 104481, 144807, 175617, 211641, 434421, 634923, 917111, 2751333, 8253999]

約数ペア:

[(1, 8253999), (3, 2751333), (9, 917111), (13, 634923), (19, 434421), (39, 211641), (47, 175617), (57, 144807), (79, 104481), (117, 70547), (141, 58539), (171, 48269), (237, 34827), (247, 33417), (423, 19513), (611, 13509), (711, 11609), (741, 11139), (893, 9243), (1027, 8037), (1501, 5499), (1833, 4503), (2223, 3713), (2679, 3081)]