404920605

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{4127}}^1$

素因数の和:4377

約数の個数: 32

約数和(自身を含む): 672104448

約数和(自身を除く): 267183843

約数列:

[1, 3, 5, 15, 31, 93, 155, 211, 465, 633, 1055, 3165, 4127, 6541, 12381, 19623, 20635, 32705, 61905, 98115, 127937, 383811, 639685, 870797, 1919055, 2612391, 4353985, 13061955, 26994707, 80984121, 134973535, 404920605]

約数ペア:

[(1, 404920605), (3, 134973535), (5, 80984121), (15, 26994707), (31, 13061955), (93, 4353985), (155, 2612391), (211, 1919055), (465, 870797), (633, 639685), (1055, 383811), (3165, 127937), (4127, 98115), (6541, 61905), (12381, 32705), (19623, 20635)]