79999821

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5147}}^1$

素因数の和:5321

約数の個数: 24

約数和(自身を含む): 126887904

約数和(自身を除く): 46888083

約数列:

[1, 3, 9, 11, 33, 99, 157, 471, 1413, 1727, 5147, 5181, 15441, 15543, 46323, 56617, 169851, 509553, 808079, 2424237, 7272711, 8888869, 26666607, 79999821]

約数ペア:

[(1, 79999821), (3, 26666607), (9, 8888869), (11, 7272711), (33, 2424237), (99, 808079), (157, 509553), (471, 169851), (1413, 56617), (1727, 46323), (5147, 15543), (5181, 15441)]