249620618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{919}}^1$

素因数の和:1302

約数の個数: 32

約数和(自身を含む): 417930240

約数和(自身を除く): 168309622

約数列:

[1, 2, 13, 26, 31, 62, 337, 403, 674, 806, 919, 1838, 4381, 8762, 10447, 11947, 20894, 23894, 28489, 56978, 135811, 271622, 309703, 370357, 619406, 740714, 4026139, 8052278, 9600793, 19201586, 124810309, 249620618]

約数ペア:

[(1, 249620618), (2, 124810309), (13, 19201586), (26, 9600793), (31, 8052278), (62, 4026139), (337, 740714), (403, 619406), (674, 370357), (806, 309703), (919, 271622), (1838, 135811), (4381, 56978), (8762, 28489), (10447, 23894), (11947, 20894)]