129650367

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{5557}}^1$

素因数の和:5679

約数の個数: 32

約数和(自身を含む): 217695744

約数和(自身を除く): 88045377

約数列:

[1, 3, 7, 11, 21, 33, 77, 101, 231, 303, 707, 1111, 2121, 3333, 5557, 7777, 16671, 23331, 38899, 61127, 116697, 183381, 427889, 561257, 1283667, 1683771, 3928799, 6173827, 11786397, 18521481, 43216789, 129650367]

約数ペア:

[(1, 129650367), (3, 43216789), (7, 18521481), (11, 11786397), (21, 6173827), (33, 3928799), (77, 1683771), (101, 1283667), (231, 561257), (303, 427889), (707, 183381), (1111, 116697), (2121, 61127), (3333, 38899), (5557, 23331), (7777, 16671)]