397392344

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{5011}}^1$

素因数の和:5471

約数の個数: 32

約数和(自身を含む): 779466240

約数和(自身を除く): 382073896

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 431, 862, 1724, 3448, 5011, 9913, 10022, 19826, 20044, 39652, 40088, 79304, 115253, 230506, 461012, 922024, 2159741, 4319482, 8638964, 17277928, 49674043, 99348086, 198696172, 397392344]

約数ペア:

[(1, 397392344), (2, 198696172), (4, 99348086), (8, 49674043), (23, 17277928), (46, 8638964), (92, 4319482), (184, 2159741), (431, 922024), (862, 461012), (1724, 230506), (3448, 115253), (5011, 79304), (9913, 40088), (10022, 39652), (19826, 20044)]