71378445

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 116674560

約数和(自身を除く): 45296115

約数列:

[1, 3, 5, 15, 89, 127, 267, 381, 421, 445, 635, 1263, 1335, 1905, 2105, 6315, 11303, 33909, 37469, 53467, 56515, 112407, 160401, 169545, 187345, 267335, 562035, 802005, 4758563, 14275689, 23792815, 71378445]

約数ペア:

[(1, 71378445), (3, 23792815), (5, 14275689), (15, 4758563), (89, 802005), (127, 562035), (267, 267335), (381, 187345), (421, 169545), (445, 160401), (635, 112407), (1263, 56515), (1335, 53467), (1905, 37469), (2105, 33909), (6315, 11303)]