240135238

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{1249}}^1$

素因数の和:1732

約数の個数: 32

約数和(自身を含む): 426240000

約数和(自身を除く): 186104762

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 443, 886, 1249, 2498, 3101, 6202, 8743, 13733, 17486, 27466, 38719, 77438, 96131, 192262, 271033, 542066, 553307, 1106614, 3873149, 7746298, 17152517, 34305034, 120067619, 240135238]

約数ペア:

[(1, 240135238), (2, 120067619), (7, 34305034), (14, 17152517), (31, 7746298), (62, 3873149), (217, 1106614), (434, 553307), (443, 542066), (886, 271033), (1249, 192262), (2498, 96131), (3101, 77438), (6202, 38719), (8743, 27466), (13733, 17486)]