26197731

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 46657728

約数和(自身を除く): 20459997

約数列:

[1, 3, 7, 9, 17, 21, 51, 61, 63, 119, 153, 183, 357, 401, 427, 549, 1037, 1071, 1203, 1281, 2807, 3111, 3609, 3843, 6817, 7259, 8421, 9333, 20451, 21777, 24461, 25263, 47719, 61353, 65331, 73383, 143157, 171227, 220149, 415837, 429471, 513681, 1247511, 1541043, 2910859, 3742533, 8732577, 26197731]

約数ペア:

[(1, 26197731), (3, 8732577), (7, 3742533), (9, 2910859), (17, 1541043), (21, 1247511), (51, 513681), (61, 429471), (63, 415837), (119, 220149), (153, 171227), (183, 143157), (357, 73383), (401, 65331), (427, 61353), (549, 47719), (1037, 25263), (1071, 24461), (1203, 21777), (1281, 20451), (2807, 9333), (3111, 8421), (3609, 7259), (3843, 6817)]