201943845

素因数分解:

$3^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{7001}}^1$

素因数の和:7653

約数の個数: 24

約数和(自身を含む): 350632152

約数和(自身を除く): 148688307

約数列:

[1, 3, 5, 9, 15, 45, 641, 1923, 3205, 5769, 7001, 9615, 21003, 28845, 35005, 63009, 105015, 315045, 4487641, 13462923, 22438205, 40388769, 67314615, 201943845]

約数ペア:

[(1, 201943845), (3, 67314615), (5, 40388769), (9, 22438205), (15, 13462923), (45, 4487641), (641, 315045), (1923, 105015), (3205, 63009), (5769, 35005), (7001, 28845), (9615, 21003)]