155804553

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 248067456

約数和(自身を除く): 92262903

約数列:

[1, 3, 9, 23, 27, 61, 69, 81, 183, 207, 243, 457, 549, 621, 1371, 1403, 1647, 1863, 4113, 4209, 4941, 5589, 10511, 12339, 12627, 14823, 27877, 31533, 37017, 37881, 83631, 94599, 111051, 113643, 250893, 283797, 340929, 641171, 752679, 851391, 1923513, 2258037, 2554173, 5770539, 6774111, 17311617, 51934851, 155804553]

約数ペア:

[(1, 155804553), (3, 51934851), (9, 17311617), (23, 6774111), (27, 5770539), (61, 2554173), (69, 2258037), (81, 1923513), (183, 851391), (207, 752679), (243, 641171), (457, 340929), (549, 283797), (621, 250893), (1371, 113643), (1403, 111051), (1647, 94599), (1863, 83631), (4113, 37881), (4209, 37017), (4941, 31533), (5589, 27877), (10511, 14823), (12339, 12627)]