154891996

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{178447}}^1$

素因数の和:178489

約数の個数: 24

約数和(自身を含む): 319778816

約数和(自身を除く): 164886820

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 178447, 356894, 713788, 1249129, 2498258, 4996516, 5531857, 11063714, 22127428, 38722999, 77445998, 154891996]

約数ペア:

[(1, 154891996), (2, 77445998), (4, 38722999), (7, 22127428), (14, 11063714), (28, 5531857), (31, 4996516), (62, 2498258), (124, 1249129), (217, 713788), (434, 356894), (868, 178447)]