7387185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 13039488

約数和(自身を除く): 5652303

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 881, 1677, 2643, 2795, 4405, 8385, 11453, 13215, 34359, 37883, 57265, 113649, 171795, 189415, 492479, 568245, 1477437, 2462395, 7387185]

約数ペア:

[(1, 7387185), (3, 2462395), (5, 1477437), (13, 568245), (15, 492479), (39, 189415), (43, 171795), (65, 113649), (129, 57265), (195, 37883), (215, 34359), (559, 13215), (645, 11453), (881, 8385), (1677, 4405), (2643, 2795)]