1551112215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{823}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 2776550400

約数和(自身を除く): 1225438185

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 389, 823, 969, 1167, 1615, 1945, 2469, 4115, 4845, 5835, 6613, 7391, 12345, 13991, 15637, 19839, 22173, 33065, 36955, 41973, 46911, 69955, 78185, 99195, 110865, 125647, 209865, 234555, 265829, 320147, 376941, 628235, 797487, 960441, 1329145, 1600735, 1884705, 3987435, 4802205, 5442499, 6082793, 16327497, 18248379, 27212495, 30413965, 81637485, 91241895, 103407481, 310222443, 517037405, 1551112215]

約数ペア:

[(1, 1551112215), (3, 517037405), (5, 310222443), (15, 103407481), (17, 91241895), (19, 81637485), (51, 30413965), (57, 27212495), (85, 18248379), (95, 16327497), (255, 6082793), (285, 5442499), (323, 4802205), (389, 3987435), (823, 1884705), (969, 1600735), (1167, 1329145), (1615, 960441), (1945, 797487), (2469, 628235), (4115, 376941), (4845, 320147), (5835, 265829), (6613, 234555), (7391, 209865), (12345, 125647), (13991, 110865), (15637, 99195), (19839, 78185), (22173, 69955), (33065, 46911), (36955, 41973)]