13805913

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 21450240

約数和(自身を除く): 7644327

約数列:

[1, 3, 11, 19, 33, 57, 97, 209, 227, 291, 627, 681, 1067, 1843, 2497, 3201, 4313, 5529, 7491, 12939, 20273, 22019, 47443, 60819, 66057, 142329, 242209, 418361, 726627, 1255083, 4601971, 13805913]

約数ペア:

[(1, 13805913), (3, 4601971), (11, 1255083), (19, 726627), (33, 418361), (57, 242209), (97, 142329), (209, 66057), (227, 60819), (291, 47443), (627, 22019), (681, 20273), (1067, 12939), (1843, 7491), (2497, 5529), (3201, 4313)]