211345425

素因数分解:

$3^2\times 5^2\times {\mathrm{313}}^1\times {\mathrm{3001}}^1$

素因数の和:3330

約数の個数: 36

約数和(自身を含む): 379879084

約数和(自身を除く): 168533659

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 313, 939, 1565, 2817, 3001, 4695, 7825, 9003, 14085, 15005, 23475, 27009, 45015, 70425, 75025, 135045, 225075, 675225, 939313, 2817939, 4696565, 8453817, 14089695, 23482825, 42269085, 70448475, 211345425]

約数ペア:

[(1, 211345425), (3, 70448475), (5, 42269085), (9, 23482825), (15, 14089695), (25, 8453817), (45, 4696565), (75, 2817939), (225, 939313), (313, 675225), (939, 225075), (1565, 135045), (2817, 75025), (3001, 70425), (4695, 45015), (7825, 27009), (9003, 23475), (14085, 15005)]