890243035

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{1093}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 1190972160

約数和(自身を除く): 300729125

約数列:

[1, 5, 11, 55, 59, 251, 295, 649, 1093, 1255, 2761, 3245, 5465, 12023, 13805, 14809, 60115, 64487, 74045, 162899, 274343, 322435, 709357, 814495, 1371715, 3017773, 3546785, 15088865, 16186237, 80931185, 178048607, 890243035]

約数ペア:

[(1, 890243035), (5, 178048607), (11, 80931185), (55, 16186237), (59, 15088865), (251, 3546785), (295, 3017773), (649, 1371715), (1093, 814495), (1255, 709357), (2761, 322435), (3245, 274343), (5465, 162899), (12023, 74045), (13805, 64487), (14809, 60115)]