1491340345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{1831}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 1994388480

約数和(自身を除く): 503048135

約数列:

[1, 5, 11, 55, 59, 251, 295, 649, 1255, 1831, 2761, 3245, 9155, 13805, 14809, 20141, 74045, 100705, 108029, 162899, 459581, 540145, 814495, 1188319, 2297905, 5055391, 5941595, 25276955, 27115279, 135576395, 298268069, 1491340345]

約数ペア:

[(1, 1491340345), (5, 298268069), (11, 135576395), (55, 27115279), (59, 25276955), (251, 5941595), (295, 5055391), (649, 2297905), (1255, 1188319), (1831, 814495), (2761, 540145), (3245, 459581), (9155, 162899), (13805, 108029), (14809, 100705), (20141, 74045)]