8641257

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 12435840

約数和(自身を除く): 3794583

約数列:

[1, 3, 19, 57, 79, 101, 237, 303, 361, 1083, 1501, 1919, 4503, 5757, 7979, 23937, 28519, 36461, 85557, 109383, 151601, 454803, 2880419, 8641257]

約数ペア:

[(1, 8641257), (3, 2880419), (19, 454803), (57, 151601), (79, 109383), (101, 85557), (237, 36461), (303, 28519), (361, 23937), (1083, 7979), (1501, 5757), (1919, 4503)]