155211518

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{143981}}^1$

素因数の和:144008

約数の個数: 24

約数和(自身を含む): 295451064

約数和(自身を除く): 140239546

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 143981, 287962, 1007867, 1583791, 2015734, 3167582, 7055069, 11086537, 14110138, 22173074, 77605759, 155211518]

約数ペア:

[(1, 155211518), (2, 77605759), (7, 22173074), (11, 14110138), (14, 11086537), (22, 7055069), (49, 3167582), (77, 2015734), (98, 1583791), (154, 1007867), (539, 287962), (1078, 143981)]