40013805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1307}}^1$

素因数の和:1485

約数の個数: 32

約数和(自身を含む): 69439104

約数和(自身を除く): 29425299

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 1307, 2041, 2355, 3921, 6123, 6535, 10205, 16991, 19605, 30615, 50973, 84955, 205199, 254865, 615597, 1025995, 2667587, 3077985, 8002761, 13337935, 40013805]

約数ペア:

[(1, 40013805), (3, 13337935), (5, 8002761), (13, 3077985), (15, 2667587), (39, 1025995), (65, 615597), (157, 254865), (195, 205199), (471, 84955), (785, 50973), (1307, 30615), (2041, 19605), (2355, 16991), (3921, 10205), (6123, 6535)]