278623173

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 401760000

約数和(自身を除く): 123136827

約数列:

[1, 3, 23, 53, 61, 69, 159, 183, 1219, 1249, 1403, 3233, 3657, 3747, 4209, 9699, 28727, 66197, 74359, 76189, 86181, 198591, 223077, 228567, 1522531, 1752347, 4038017, 4567593, 5257041, 12114051, 92874391, 278623173]

約数ペア:

[(1, 278623173), (3, 92874391), (23, 12114051), (53, 5257041), (61, 4567593), (69, 4038017), (159, 1752347), (183, 1522531), (1219, 228567), (1249, 223077), (1403, 198591), (3233, 86181), (3657, 76189), (3747, 74359), (4209, 66197), (9699, 28727)]