30875415

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 51134976

約数和(自身を除く): 20259561

約数列:

[1, 3, 5, 15, 53, 71, 159, 213, 265, 355, 547, 795, 1065, 1641, 2735, 3763, 8205, 11289, 18815, 28991, 38837, 56445, 86973, 116511, 144955, 194185, 434865, 582555, 2058361, 6175083, 10291805, 30875415]

約数ペア:

[(1, 30875415), (3, 10291805), (5, 6175083), (15, 2058361), (53, 582555), (71, 434865), (159, 194185), (213, 144955), (265, 116511), (355, 86973), (547, 56445), (795, 38837), (1065, 28991), (1641, 18815), (2735, 11289), (3763, 8205)]