40418865

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1907}}^1$

素因数の和:2078

約数の個数: 32

約数和(自身を含む): 72351360

約数和(自身を除く): 31932495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1413, 1907, 2355, 4239, 5721, 7065, 9535, 17163, 21195, 28605, 51489, 85815, 257445, 299399, 898197, 1496995, 2694591, 4490985, 8083773, 13472955, 40418865]

約数ペア:

[(1, 40418865), (3, 13472955), (5, 8083773), (9, 4490985), (15, 2694591), (27, 1496995), (45, 898197), (135, 299399), (157, 257445), (471, 85815), (785, 51489), (1413, 28605), (1907, 21195), (2355, 17163), (4239, 9535), (5721, 7065)]