153809978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^2$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 284550720

約数和(自身を除く): 130740742

約数列:

[1, 2, 7, 14, 19, 38, 73, 89, 133, 146, 178, 266, 511, 623, 1022, 1246, 1387, 1691, 2774, 3382, 6497, 7921, 9709, 11837, 12994, 15842, 19418, 23674, 45479, 55447, 90958, 110894, 123443, 150499, 246886, 300998, 578233, 864101, 1053493, 1156466, 1728202, 2106986, 4047631, 8095262, 10986427, 21972854, 76904989, 153809978]

約数ペア:

[(1, 153809978), (2, 76904989), (7, 21972854), (14, 10986427), (19, 8095262), (38, 4047631), (73, 2106986), (89, 1728202), (133, 1156466), (146, 1053493), (178, 864101), (266, 578233), (511, 300998), (623, 246886), (1022, 150499), (1246, 123443), (1387, 110894), (1691, 90958), (2774, 55447), (3382, 45479), (6497, 23674), (7921, 19418), (9709, 15842), (11837, 12994)]