71999607

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1109}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 108691200

約数和(自身を除く): 36691593

約数列:

[1, 3, 17, 19, 51, 57, 67, 201, 323, 969, 1109, 1139, 1273, 3327, 3417, 3819, 18853, 21071, 21641, 56559, 63213, 64923, 74303, 222909, 358207, 1074621, 1263151, 1411757, 3789453, 4235271, 23999869, 71999607]

約数ペア:

[(1, 71999607), (3, 23999869), (17, 4235271), (19, 3789453), (51, 1411757), (57, 1263151), (67, 1074621), (201, 358207), (323, 222909), (969, 74303), (1109, 64923), (1139, 63213), (1273, 56559), (3327, 21641), (3417, 21071), (3819, 18853)]