1291288130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{42379}}^1$

素因数の和:42674

約数の個数: 32

約数和(自身を含む): 2544834240

約数和(自身を除く): 1253546110

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 277, 554, 1385, 2770, 3047, 6094, 15235, 30470, 42379, 84758, 211895, 423790, 466169, 932338, 2330845, 4661690, 11738983, 23477966, 58694915, 117389830, 129128813, 258257626, 645644065, 1291288130]

約数ペア:

[(1, 1291288130), (2, 645644065), (5, 258257626), (10, 129128813), (11, 117389830), (22, 58694915), (55, 23477966), (110, 11738983), (277, 4661690), (554, 2330845), (1385, 932338), (2770, 466169), (3047, 423790), (6094, 211895), (15235, 84758), (30470, 42379)]