78868293

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^2\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 36

約数和(自身を含む): 125330688

約数和(自身を除く): 46462395

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 191, 371, 573, 1113, 1337, 2597, 2809, 4011, 7791, 8427, 9359, 10123, 19663, 28077, 30369, 58989, 70861, 137641, 212583, 412923, 496027, 536519, 1488081, 1609557, 3755633, 11266899, 26289431, 78868293]

約数ペア:

[(1, 78868293), (3, 26289431), (7, 11266899), (21, 3755633), (49, 1609557), (53, 1488081), (147, 536519), (159, 496027), (191, 412923), (371, 212583), (573, 137641), (1113, 70861), (1337, 58989), (2597, 30369), (2809, 28077), (4011, 19663), (7791, 10123), (8427, 9359)]