211522052

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1237}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 439262208

約数和(自身を除く): 227740156

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 197, 217, 394, 434, 788, 868, 1237, 1379, 2474, 2758, 4948, 5516, 6107, 8659, 12214, 17318, 24428, 34636, 38347, 42749, 76694, 85498, 153388, 170996, 243689, 268429, 487378, 536858, 974756, 1073716, 1705823, 3411646, 6823292, 7554359, 15108718, 30217436, 52880513, 105761026, 211522052]

約数ペア:

[(1, 211522052), (2, 105761026), (4, 52880513), (7, 30217436), (14, 15108718), (28, 7554359), (31, 6823292), (62, 3411646), (124, 1705823), (197, 1073716), (217, 974756), (394, 536858), (434, 487378), (788, 268429), (868, 243689), (1237, 170996), (1379, 153388), (2474, 85498), (2758, 76694), (4948, 42749), (5516, 38347), (6107, 34636), (8659, 24428), (12214, 17318)]