2101901255

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{90191}}^1$

素因数の和:90334

約数の個数: 16

約数和(自身を含む): 2597529600

約数和(自身を除く): 495628345

約数列:

[1, 5, 59, 79, 295, 395, 4661, 23305, 90191, 450955, 5321269, 7125089, 26606345, 35625445, 420380251, 2101901255]

約数ペア:

[(1, 2101901255), (5, 420380251), (59, 35625445), (79, 26606345), (295, 7125089), (395, 5321269), (4661, 450955), (23305, 90191)]