71531187

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4441}}^1$

素因数の和:4523

約数の個数: 32

約数和(自身を含む): 119400960

約数和(自身を除く): 47869773

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 2301, 4441, 5369, 13323, 16107, 31087, 57733, 93261, 173199, 262019, 404131, 786057, 1212393, 1834133, 3406247, 5502399, 10218741, 23843729, 71531187]

約数ペア:

[(1, 71531187), (3, 23843729), (7, 10218741), (13, 5502399), (21, 3406247), (39, 1834133), (59, 1212393), (91, 786057), (177, 404131), (273, 262019), (413, 173199), (767, 93261), (1239, 57733), (2301, 31087), (4441, 16107), (5369, 13323)]