71768543

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 24031777

約数列:

[1, 7, 11, 17, 77, 109, 119, 187, 503, 763, 1199, 1309, 1853, 3521, 5533, 8393, 8551, 12971, 20383, 38731, 54827, 59857, 94061, 142681, 383789, 603097, 658427, 932059, 4221679, 6524413, 10252649, 71768543]

約数ペア:

[(1, 71768543), (7, 10252649), (11, 6524413), (17, 4221679), (77, 932059), (109, 658427), (119, 603097), (187, 383789), (503, 142681), (763, 94061), (1199, 59857), (1309, 54827), (1853, 38731), (3521, 20383), (5533, 12971), (8393, 8551)]