28477197

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6551}}^1$

素因数の和:6590

約数の個数: 32

約数和(自身を含む): 50319360

約数和(自身を除く): 21842163

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 6551, 19653, 45857, 58959, 137571, 150673, 176877, 412713, 452019, 1054711, 1238139, 1356057, 3164133, 4068171, 9492399, 28477197]

約数ペア:

[(1, 28477197), (3, 9492399), (7, 4068171), (9, 3164133), (21, 1356057), (23, 1238139), (27, 1054711), (63, 452019), (69, 412713), (161, 176877), (189, 150673), (207, 137571), (483, 58959), (621, 45857), (1449, 19653), (4347, 6551)]