638197008

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{578077}}^1$

素因数の和:578111

約数の個数: 40

約数和(自身を含む): 1720360128

約数和(自身を除く): 1082163120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 578077, 1156154, 1734231, 2312308, 3468462, 4624616, 6936924, 9249232, 13295771, 13873848, 26591542, 27747696, 39887313, 53183084, 79774626, 106366168, 159549252, 212732336, 319098504, 638197008]

約数ペア:

[(1, 638197008), (2, 319098504), (3, 212732336), (4, 159549252), (6, 106366168), (8, 79774626), (12, 53183084), (16, 39887313), (23, 27747696), (24, 26591542), (46, 13873848), (48, 13295771), (69, 9249232), (92, 6936924), (138, 4624616), (184, 3468462), (276, 2312308), (368, 1734231), (552, 1156154), (1104, 578077)]