71272916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2351}}^1$

素因数の和:2432

約数の個数: 48

約数和(自身を含む): 149361408

約数和(自身を除く): 78088492

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 53, 106, 143, 212, 286, 572, 583, 689, 1166, 1378, 2332, 2351, 2756, 4702, 7579, 9404, 15158, 25861, 30316, 30563, 51722, 61126, 103444, 122252, 124603, 249206, 336193, 498412, 672386, 1344772, 1370633, 1619839, 2741266, 3239678, 5482532, 6479356, 17818229, 35636458, 71272916]

約数ペア:

[(1, 71272916), (2, 35636458), (4, 17818229), (11, 6479356), (13, 5482532), (22, 3239678), (26, 2741266), (44, 1619839), (52, 1370633), (53, 1344772), (106, 672386), (143, 498412), (212, 336193), (286, 249206), (572, 124603), (583, 122252), (689, 103444), (1166, 61126), (1378, 51722), (2332, 30563), (2351, 30316), (2756, 25861), (4702, 15158), (7579, 9404)]