18457155

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 35380800

約数和(自身を除く): 16923645

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 765, 1035, 1049, 1173, 1955, 3147, 3519, 5245, 5865, 9441, 15735, 17595, 17833, 24127, 47205, 53499, 72381, 89165, 120635, 160497, 217143, 267495, 361905, 410159, 802485, 1085715, 1230477, 2050795, 3691431, 6152385, 18457155]

約数ペア:

[(1, 18457155), (3, 6152385), (5, 3691431), (9, 2050795), (15, 1230477), (17, 1085715), (23, 802485), (45, 410159), (51, 361905), (69, 267495), (85, 217143), (115, 160497), (153, 120635), (207, 89165), (255, 72381), (345, 53499), (391, 47205), (765, 24127), (1035, 17833), (1049, 17595), (1173, 15735), (1955, 9441), (3147, 5865), (3519, 5245)]