91993365

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 166374000

約数和(自身を除く): 74380635

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 157, 261, 435, 449, 471, 785, 1305, 1347, 1413, 2245, 2355, 4041, 4553, 6735, 7065, 13021, 13659, 20205, 22765, 39063, 40977, 65105, 68295, 70493, 117189, 195315, 204885, 211479, 352465, 585945, 634437, 1057395, 2044297, 3172185, 6132891, 10221485, 18398673, 30664455, 91993365]

約数ペア:

[(1, 91993365), (3, 30664455), (5, 18398673), (9, 10221485), (15, 6132891), (29, 3172185), (45, 2044297), (87, 1057395), (145, 634437), (157, 585945), (261, 352465), (435, 211479), (449, 204885), (471, 195315), (785, 117189), (1305, 70493), (1347, 68295), (1413, 65105), (2245, 40977), (2355, 39063), (4041, 22765), (4553, 20205), (6735, 13659), (7065, 13021)]