207930015

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1549}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 382044000

約数和(自身を除く): 174113985

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 157, 171, 285, 471, 785, 855, 1413, 1549, 2355, 2983, 4647, 7065, 7745, 8949, 13941, 14915, 23235, 26847, 29431, 44745, 69705, 88293, 134235, 147155, 243193, 264879, 441465, 729579, 1215965, 1324395, 2188737, 3647895, 4620667, 10943685, 13862001, 23103335, 41586003, 69310005, 207930015]

約数ペア:

[(1, 207930015), (3, 69310005), (5, 41586003), (9, 23103335), (15, 13862001), (19, 10943685), (45, 4620667), (57, 3647895), (95, 2188737), (157, 1324395), (171, 1215965), (285, 729579), (471, 441465), (785, 264879), (855, 243193), (1413, 147155), (1549, 134235), (2355, 88293), (2983, 69705), (4647, 44745), (7065, 29431), (7745, 26847), (8949, 23235), (13941, 14915)]