1397955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 2467584

約数和(自身を除く): 1069629

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 107, 195, 201, 321, 335, 535, 871, 1005, 1391, 1605, 2613, 4173, 4355, 6955, 7169, 13065, 20865, 21507, 35845, 93197, 107535, 279591, 465985, 1397955]

約数ペア:

[(1, 1397955), (3, 465985), (5, 279591), (13, 107535), (15, 93197), (39, 35845), (65, 21507), (67, 20865), (107, 13065), (195, 7169), (201, 6955), (321, 4355), (335, 4173), (535, 2613), (871, 1605), (1005, 1391)]