28252872

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{4409}}^1$

素因数の和:4510

約数の個数: 48

約数和(自身を含む): 77395500

約数和(自身を除く): 49142628

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, 4409, 6408, 8818, 13227, 17636, 26454, 35272, 39681, 52908, 79362, 105816, 158724, 317448, 392401, 784802, 1177203, 1569604, 2354406, 3139208, 3531609, 4708812, 7063218, 9417624, 14126436, 28252872]

約数ペア:

[(1, 28252872), (2, 14126436), (3, 9417624), (4, 7063218), (6, 4708812), (8, 3531609), (9, 3139208), (12, 2354406), (18, 1569604), (24, 1177203), (36, 784802), (72, 392401), (89, 317448), (178, 158724), (267, 105816), (356, 79362), (534, 52908), (712, 39681), (801, 35272), (1068, 26454), (1602, 17636), (2136, 13227), (3204, 8818), (4409, 6408)]