40894089

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 58821120

約数和(自身を除く): 17927031

約数列:

[1, 3, 29, 47, 73, 87, 137, 141, 219, 411, 1363, 2117, 3431, 3973, 4089, 6351, 6439, 10001, 10293, 11919, 19317, 30003, 99499, 186731, 290029, 298497, 470047, 560193, 870087, 1410141, 13631363, 40894089]

約数ペア:

[(1, 40894089), (3, 13631363), (29, 1410141), (47, 870087), (73, 560193), (87, 470047), (137, 298497), (141, 290029), (219, 186731), (411, 99499), (1363, 30003), (2117, 19317), (3431, 11919), (3973, 10293), (4089, 10001), (6351, 6439)]