81657144

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{12743}}^1$

素因数の和:12844

約数の個数: 48

約数和(自身を含む): 223657200

約数和(自身を除く): 142000056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 178, 267, 356, 534, 712, 801, 1068, 1602, 2136, 3204, 6408, 12743, 25486, 38229, 50972, 76458, 101944, 114687, 152916, 229374, 305832, 458748, 917496, 1134127, 2268254, 3402381, 4536508, 6804762, 9073016, 10207143, 13609524, 20414286, 27219048, 40828572, 81657144]

約数ペア:

[(1, 81657144), (2, 40828572), (3, 27219048), (4, 20414286), (6, 13609524), (8, 10207143), (9, 9073016), (12, 6804762), (18, 4536508), (24, 3402381), (36, 2268254), (72, 1134127), (89, 917496), (178, 458748), (267, 305832), (356, 229374), (534, 152916), (712, 114687), (801, 101944), (1068, 76458), (1602, 50972), (2136, 38229), (3204, 25486), (6408, 12743)]