561376396

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{4937}}^1$

素因数の和:5110

約数の個数: 48

約数和(自身を含む): 1168054272

約数和(自身を除く): 606677876

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 131, 217, 262, 434, 524, 868, 917, 1834, 3668, 4061, 4937, 8122, 9874, 16244, 19748, 28427, 34559, 56854, 69118, 113708, 138236, 153047, 306094, 612188, 646747, 1071329, 1293494, 2142658, 2586988, 4285316, 4527229, 9054458, 18108916, 20049157, 40098314, 80196628, 140344099, 280688198, 561376396]

約数ペア:

[(1, 561376396), (2, 280688198), (4, 140344099), (7, 80196628), (14, 40098314), (28, 20049157), (31, 18108916), (62, 9054458), (124, 4527229), (131, 4285316), (217, 2586988), (262, 2142658), (434, 1293494), (524, 1071329), (868, 646747), (917, 612188), (1834, 306094), (3668, 153047), (4061, 138236), (4937, 113708), (8122, 69118), (9874, 56854), (16244, 34559), (19748, 28427)]