978236

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 2150400

約数和(自身を除く): 1172164

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 49, 62, 92, 98, 124, 161, 196, 217, 322, 343, 434, 644, 686, 713, 868, 1127, 1372, 1426, 1519, 2254, 2852, 3038, 4508, 4991, 6076, 7889, 9982, 10633, 15778, 19964, 21266, 31556, 34937, 42532, 69874, 139748, 244559, 489118, 978236]

約数ペア:

[(1, 978236), (2, 489118), (4, 244559), (7, 139748), (14, 69874), (23, 42532), (28, 34937), (31, 31556), (46, 21266), (49, 19964), (62, 15778), (92, 10633), (98, 9982), (124, 7889), (161, 6076), (196, 4991), (217, 4508), (322, 3038), (343, 2852), (434, 2254), (644, 1519), (686, 1426), (713, 1372), (868, 1127)]