39900302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 66860640

約数和(自身を除く): 26960338

約数列:

[1, 2, 13, 26, 43, 86, 89, 178, 401, 559, 802, 1118, 1157, 2314, 3827, 5213, 7654, 10426, 17243, 34486, 35689, 49751, 71378, 99502, 224159, 448318, 463957, 927914, 1534627, 3069254, 19950151, 39900302]

約数ペア:

[(1, 39900302), (2, 19950151), (13, 3069254), (26, 1534627), (43, 927914), (86, 463957), (89, 448318), (178, 224159), (401, 99502), (559, 71378), (802, 49751), (1118, 35689), (1157, 34486), (2314, 17243), (3827, 10426), (5213, 7654)]