474975981

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{27791}}^1$

素因数の和:28014

約数の個数: 20

約数和(自身を含む): 712920384

約数和(自身を除く): 237944403

約数列:

[1, 3, 9, 27, 81, 211, 633, 1899, 5697, 17091, 27791, 83373, 250119, 750357, 2251071, 5863901, 17591703, 52775109, 158325327, 474975981]

約数ペア:

[(1, 474975981), (3, 158325327), (9, 52775109), (27, 17591703), (81, 5863901), (211, 2251071), (633, 750357), (1899, 250119), (5697, 83373), (17091, 27791)]