81427986

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{331}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 180236160

約数和(自身を除く): 98808174

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 173, 237, 331, 346, 474, 519, 662, 711, 993, 1038, 1422, 1557, 1986, 2979, 3114, 5958, 13667, 26149, 27334, 41001, 52298, 57263, 78447, 82002, 114526, 123003, 156894, 171789, 235341, 246006, 343578, 470682, 515367, 1030734, 4523777, 9047554, 13571331, 27142662, 40713993, 81427986]

約数ペア:

[(1, 81427986), (2, 40713993), (3, 27142662), (6, 13571331), (9, 9047554), (18, 4523777), (79, 1030734), (158, 515367), (173, 470682), (237, 343578), (331, 246006), (346, 235341), (474, 171789), (519, 156894), (662, 123003), (711, 114526), (993, 82002), (1038, 78447), (1422, 57263), (1557, 52298), (1986, 41001), (2979, 27334), (3114, 26149), (5958, 13667)]