40723263

素因数分解:

$3^3\times 7^2\times {\mathrm{30781}}^1$

素因数の和:30804

約数の個数: 24

約数和(自身を含む): 70182960

約数和(自身を除く): 29459697

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 30781, 92343, 215467, 277029, 646401, 831087, 1508269, 1939203, 4524807, 5817609, 13574421, 40723263]

約数ペア:

[(1, 40723263), (3, 13574421), (7, 5817609), (9, 4524807), (21, 1939203), (27, 1508269), (49, 831087), (63, 646401), (147, 277029), (189, 215467), (441, 92343), (1323, 30781)]