218964852

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{85667}}^1$

素因数の和:85748

約数の個数: 36

約数和(自身を含む): 561296736

約数和(自身を除く): 342331884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 85667, 171334, 257001, 342668, 514002, 771003, 1028004, 1542006, 3084012, 6082357, 12164714, 18247071, 24329428, 36494142, 54741213, 72988284, 109482426, 218964852]

約数ペア:

[(1, 218964852), (2, 109482426), (3, 72988284), (4, 54741213), (6, 36494142), (9, 24329428), (12, 18247071), (18, 12164714), (36, 6082357), (71, 3084012), (142, 1542006), (213, 1028004), (284, 771003), (426, 514002), (639, 342668), (852, 257001), (1278, 171334), (2556, 85667)]