299955747

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{1931}}^1$

素因数の和:2523

約数の個数: 32

約数和(自身を含む): 493355520

約数和(自身を除く): 193399773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 569, 1707, 1931, 3983, 5793, 7397, 11949, 13517, 22191, 25103, 40551, 51779, 75309, 155337, 175721, 527163, 1098739, 3296217, 7691173, 14283607, 23073519, 42850821, 99985249, 299955747]

約数ペア:

[(1, 299955747), (3, 99985249), (7, 42850821), (13, 23073519), (21, 14283607), (39, 7691173), (91, 3296217), (273, 1098739), (569, 527163), (1707, 175721), (1931, 155337), (3983, 75309), (5793, 51779), (7397, 40551), (11949, 25103), (13517, 22191)]