28839021

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 44797440

約数和(自身を除く): 15958419

約数列:

[1, 3, 17, 29, 31, 37, 51, 87, 93, 111, 289, 493, 527, 629, 867, 899, 1073, 1147, 1479, 1581, 1887, 2697, 3219, 3441, 8381, 8959, 10693, 15283, 18241, 19499, 25143, 26877, 32079, 33263, 45849, 54723, 58497, 99789, 259811, 310097, 331483, 565471, 779433, 930291, 994449, 1696413, 9613007, 28839021]

約数ペア:

[(1, 28839021), (3, 9613007), (17, 1696413), (29, 994449), (31, 930291), (37, 779433), (51, 565471), (87, 331483), (93, 310097), (111, 259811), (289, 99789), (493, 58497), (527, 54723), (629, 45849), (867, 33263), (899, 32079), (1073, 26877), (1147, 25143), (1479, 19499), (1581, 18241), (1887, 15283), (2697, 10693), (3219, 8959), (3441, 8381)]