1381012948

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1\times {\mathrm{2657}}^1$

素因数の和:3664

約数の個数: 48

約数和(自身を含む): 2911466880

約数和(自身を除く): 1530453932

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 977, 1954, 2657, 3908, 5314, 6839, 10628, 13678, 18563, 18599, 27356, 37126, 37198, 50483, 74252, 74396, 100966, 129941, 201932, 259882, 353381, 519764, 706762, 1413524, 2595889, 5191778, 10383556, 18171223, 36342446, 49321891, 72684892, 98643782, 197287564, 345253237, 690506474, 1381012948]

約数ペア:

[(1, 1381012948), (2, 690506474), (4, 345253237), (7, 197287564), (14, 98643782), (19, 72684892), (28, 49321891), (38, 36342446), (76, 18171223), (133, 10383556), (266, 5191778), (532, 2595889), (977, 1413524), (1954, 706762), (2657, 519764), (3908, 353381), (5314, 259882), (6839, 201932), (10628, 129941), (13678, 100966), (18563, 74396), (18599, 74252), (27356, 50483), (37126, 37198)]