40259457

素因数分解:

$3^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{769}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 68499200

約数和(自身を除く): 28239743

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 277, 769, 831, 1939, 2307, 2493, 5383, 5817, 6921, 7479, 16149, 17451, 20763, 48447, 52353, 145341, 213013, 639039, 1491091, 1917117, 4473273, 5751351, 13419819, 40259457]

約数ペア:

[(1, 40259457), (3, 13419819), (7, 5751351), (9, 4473273), (21, 1917117), (27, 1491091), (63, 639039), (189, 213013), (277, 145341), (769, 52353), (831, 48447), (1939, 20763), (2307, 17451), (2493, 16149), (5383, 7479), (5817, 6921)]