398677968

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{212969}}^1$

素因数の和:212996

約数の個数: 60

約数和(自身を含む): 1201576740

約数和(自身を除く): 802898772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 212969, 425938, 638907, 851876, 1277814, 1703752, 1916721, 2555628, 2768597, 3407504, 3833442, 5111256, 5537194, 7666884, 8305791, 10222512, 11074388, 15333768, 16611582, 22148776, 24917373, 30667536, 33223164, 44297552, 49834746, 66446328, 99669492, 132892656, 199338984, 398677968]

約数ペア:

[(1, 398677968), (2, 199338984), (3, 132892656), (4, 99669492), (6, 66446328), (8, 49834746), (9, 44297552), (12, 33223164), (13, 30667536), (16, 24917373), (18, 22148776), (24, 16611582), (26, 15333768), (36, 11074388), (39, 10222512), (48, 8305791), (52, 7666884), (72, 5537194), (78, 5111256), (104, 3833442), (117, 3407504), (144, 2768597), (156, 2555628), (208, 1916721), (234, 1703752), (312, 1277814), (468, 851876), (624, 638907), (936, 425938), (1872, 212969)]