30870987

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{593}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 49116672

約数和(自身を除く): 18245685

約数列:

[1, 3, 7, 21, 37, 67, 111, 201, 259, 469, 593, 777, 1407, 1779, 2479, 4151, 7437, 12453, 17353, 21941, 39731, 52059, 65823, 119193, 153587, 278117, 460761, 834351, 1470047, 4410141, 10290329, 30870987]

約数ペア:

[(1, 30870987), (3, 10290329), (7, 4410141), (21, 1470047), (37, 834351), (67, 460761), (111, 278117), (201, 153587), (259, 119193), (469, 65823), (593, 52059), (777, 39731), (1407, 21941), (1779, 17353), (2479, 12453), (4151, 7437)]