71301009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 115492608

約数和(自身を除く): 44191599

約数列:

[1, 3, 13, 17, 39, 41, 43, 51, 61, 123, 129, 183, 221, 533, 559, 663, 697, 731, 793, 1037, 1599, 1677, 1763, 2091, 2193, 2379, 2501, 2623, 3111, 5289, 7503, 7869, 9061, 9503, 13481, 22919, 27183, 28509, 29971, 32513, 34099, 40443, 42517, 44591, 68757, 89913, 97539, 102297, 107543, 127551, 133773, 322629, 389623, 552721, 579683, 1168869, 1398059, 1658163, 1739049, 1828231, 4194177, 5484693, 23767003, 71301009]

約数ペア:

[(1, 71301009), (3, 23767003), (13, 5484693), (17, 4194177), (39, 1828231), (41, 1739049), (43, 1658163), (51, 1398059), (61, 1168869), (123, 579683), (129, 552721), (183, 389623), (221, 322629), (533, 133773), (559, 127551), (663, 107543), (697, 102297), (731, 97539), (793, 89913), (1037, 68757), (1599, 44591), (1677, 42517), (1763, 40443), (2091, 34099), (2193, 32513), (2379, 29971), (2501, 28509), (2623, 27183), (3111, 22919), (5289, 13481), (7503, 9503), (7869, 9061)]