42220143

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7703}}^1$

素因数の和:7748

約数の個数: 32

約数和(自身を含む): 73958400

約数和(自身を除く): 31738257

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 7703, 23109, 53921, 69327, 161763, 207981, 223387, 485289, 670161, 1455867, 1563709, 2010483, 4691127, 6031449, 14073381, 42220143]

約数ペア:

[(1, 42220143), (3, 14073381), (7, 6031449), (9, 4691127), (21, 2010483), (27, 1563709), (29, 1455867), (63, 670161), (87, 485289), (189, 223387), (203, 207981), (261, 161763), (609, 69327), (783, 53921), (1827, 23109), (5481, 7703)]