39991965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3061}}^1$

素因数の和:3149

約数の個数: 32

約数和(自身を含む): 69960576

約数和(自身を除く): 29968611

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 871, 1005, 2613, 3061, 4355, 9183, 13065, 15305, 39793, 45915, 119379, 198965, 205087, 596895, 615261, 1025435, 2666131, 3076305, 7998393, 13330655, 39991965]

約数ペア:

[(1, 39991965), (3, 13330655), (5, 7998393), (13, 3076305), (15, 2666131), (39, 1025435), (65, 615261), (67, 596895), (195, 205087), (201, 198965), (335, 119379), (871, 45915), (1005, 39793), (2613, 15305), (3061, 13065), (4355, 9183)]