38909745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 77905152

約数和(自身を除く): 38995407

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 303, 315, 505, 707, 909, 1223, 1515, 2121, 3535, 3669, 4545, 6115, 6363, 8561, 10605, 11007, 18345, 25683, 31815, 42805, 55035, 77049, 123523, 128415, 370569, 385245, 617615, 864661, 1111707, 1852845, 2593983, 4323305, 5558535, 7781949, 12969915, 38909745]

約数ペア:

[(1, 38909745), (3, 12969915), (5, 7781949), (7, 5558535), (9, 4323305), (15, 2593983), (21, 1852845), (35, 1111707), (45, 864661), (63, 617615), (101, 385245), (105, 370569), (303, 128415), (315, 123523), (505, 77049), (707, 55035), (909, 42805), (1223, 31815), (1515, 25683), (2121, 18345), (3535, 11007), (3669, 10605), (4545, 8561), (6115, 6363)]