208079643

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3347}}^1$

素因数の和:3443

約数の個数: 32

約数和(自身を含む): 312408576

約数和(自身を除く): 104328933

約数列:

[1, 3, 17, 23, 51, 53, 69, 159, 391, 901, 1173, 1219, 2703, 3347, 3657, 10041, 20723, 56899, 62169, 76981, 170697, 177391, 230943, 532173, 1308677, 3015647, 3926031, 4079993, 9046941, 12239979, 69359881, 208079643]

約数ペア:

[(1, 208079643), (3, 69359881), (17, 12239979), (23, 9046941), (51, 4079993), (53, 3926031), (69, 3015647), (159, 1308677), (391, 532173), (901, 230943), (1173, 177391), (1219, 170697), (2703, 76981), (3347, 62169), (3657, 56899), (10041, 20723)]