40842765

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 76446720

約数和(自身を除く): 35603955

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 47, 123, 135, 141, 157, 205, 235, 369, 423, 471, 615, 705, 785, 1107, 1269, 1413, 1845, 1927, 2115, 2355, 4239, 5535, 5781, 6345, 6437, 7065, 7379, 9635, 17343, 19311, 21195, 22137, 28905, 32185, 36895, 52029, 57933, 66411, 86715, 96555, 110685, 173799, 199233, 260145, 289665, 302539, 332055, 868995, 907617, 996165, 1512695, 2722851, 4538085, 8168553, 13614255, 40842765]

約数ペア:

[(1, 40842765), (3, 13614255), (5, 8168553), (9, 4538085), (15, 2722851), (27, 1512695), (41, 996165), (45, 907617), (47, 868995), (123, 332055), (135, 302539), (141, 289665), (157, 260145), (205, 199233), (235, 173799), (369, 110685), (423, 96555), (471, 86715), (615, 66411), (705, 57933), (785, 52029), (1107, 36895), (1269, 32185), (1413, 28905), (1845, 22137), (1927, 21195), (2115, 19311), (2355, 17343), (4239, 9635), (5535, 7379), (5781, 7065), (6345, 6437)]