72185967

素因数分解:

$3^2\times 7^2\times {\mathrm{191}}^1\times {\mathrm{857}}^1$

素因数の和:1068

約数の個数: 36

約数和(自身を含む): 122069376

約数和(自身を除く): 49883409

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 191, 441, 573, 857, 1337, 1719, 2571, 4011, 5999, 7713, 9359, 12033, 17997, 28077, 41993, 53991, 84231, 125979, 163687, 377937, 491061, 1145809, 1473183, 3437427, 8020663, 10312281, 24061989, 72185967]

約数ペア:

[(1, 72185967), (3, 24061989), (7, 10312281), (9, 8020663), (21, 3437427), (49, 1473183), (63, 1145809), (147, 491061), (191, 377937), (441, 163687), (573, 125979), (857, 84231), (1337, 53991), (1719, 41993), (2571, 28077), (4011, 17997), (5999, 12033), (7713, 9359)]