177780939

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{787}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 280805376

約数和(自身を除く): 103024437

約数列:

[1, 3, 7, 21, 31, 93, 217, 347, 651, 787, 1041, 2361, 2429, 5509, 7287, 10757, 16527, 24397, 32271, 73191, 75299, 170779, 225897, 273089, 512337, 819267, 1911623, 5734869, 8465759, 25397277, 59260313, 177780939]

約数ペア:

[(1, 177780939), (3, 59260313), (7, 25397277), (21, 8465759), (31, 5734869), (93, 1911623), (217, 819267), (347, 512337), (651, 273089), (787, 225897), (1041, 170779), (2361, 75299), (2429, 73191), (5509, 32271), (7287, 24397), (10757, 16527)]