155999918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{613}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 254785440

約数和(自身を除く): 98785522

約数列:

[1, 2, 19, 37, 38, 74, 181, 362, 613, 703, 1226, 1406, 3439, 6697, 6878, 11647, 13394, 22681, 23294, 45362, 110953, 127243, 221906, 254486, 430939, 861878, 2108107, 4105261, 4216214, 8210522, 77999959, 155999918]

約数ペア:

[(1, 155999918), (2, 77999959), (19, 8210522), (37, 4216214), (38, 4105261), (74, 2108107), (181, 861878), (362, 430939), (613, 254486), (703, 221906), (1226, 127243), (1406, 110953), (3439, 45362), (6697, 23294), (6878, 22681), (11647, 13394)]