39679983

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2957}}^1$

素因数の和:3044

約数の個数: 32

約数和(自身を含む): 68152320

約数和(自身を除く): 28472337

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 2957, 4473, 8871, 13419, 20699, 26613, 62097, 79839, 186291, 209947, 558873, 629841, 1469629, 1889523, 4408887, 5668569, 13226661, 39679983]

約数ペア:

[(1, 39679983), (3, 13226661), (7, 5668569), (9, 4408887), (21, 1889523), (27, 1469629), (63, 629841), (71, 558873), (189, 209947), (213, 186291), (497, 79839), (639, 62097), (1491, 26613), (1917, 20699), (2957, 13419), (4473, 8871)]