81947016

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{14407}}^1$

素因数の和:14498

約数の個数: 48

約数和(自身を含む): 224764800

約数和(自身を除く): 142817784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 5688, 14407, 28814, 43221, 57628, 86442, 115256, 129663, 172884, 259326, 345768, 518652, 1037304, 1138153, 2276306, 3414459, 4552612, 6828918, 9105224, 10243377, 13657836, 20486754, 27315672, 40973508, 81947016]

約数ペア:

[(1, 81947016), (2, 40973508), (3, 27315672), (4, 20486754), (6, 13657836), (8, 10243377), (9, 9105224), (12, 6828918), (18, 4552612), (24, 3414459), (36, 2276306), (72, 1138153), (79, 1037304), (158, 518652), (237, 345768), (316, 259326), (474, 172884), (632, 129663), (711, 115256), (948, 86442), (1422, 57628), (1896, 43221), (2844, 28814), (5688, 14407)]