213485944

素因数分解:

$2^3\times 7^3\times {\mathrm{77801}}^1$

素因数の和:77828

約数の個数: 32

約数和(自身を含む): 466812000

約数和(自身を除く): 253326056

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 77801, 155602, 311204, 544607, 622408, 1089214, 2178428, 3812249, 4356856, 7624498, 15248996, 26685743, 30497992, 53371486, 106742972, 213485944]

約数ペア:

[(1, 213485944), (2, 106742972), (4, 53371486), (7, 30497992), (8, 26685743), (14, 15248996), (28, 7624498), (49, 4356856), (56, 3812249), (98, 2178428), (196, 1089214), (343, 622408), (392, 544607), (686, 311204), (1372, 155602), (2744, 77801)]