40028913

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{547}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 59499648

約数和(自身を除く): 19470735

約数列:

[1, 3, 9, 47, 141, 173, 423, 519, 547, 1557, 1641, 4923, 8131, 24393, 25709, 73179, 77127, 94631, 231381, 283893, 851679, 4447657, 13342971, 40028913]

約数ペア:

[(1, 40028913), (3, 13342971), (9, 4447657), (47, 851679), (141, 283893), (173, 231381), (423, 94631), (519, 77127), (547, 73179), (1557, 25709), (1641, 24393), (4923, 8131)]