2873731

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 996989

約数列:

[1, 7, 17, 19, 31, 41, 119, 133, 217, 287, 323, 527, 589, 697, 779, 1271, 2261, 3689, 4123, 4879, 5453, 8897, 10013, 13243, 21607, 24149, 70091, 92701, 151249, 169043, 410533, 2873731]

約数ペア:

[(1, 2873731), (7, 410533), (17, 169043), (19, 151249), (31, 92701), (41, 70091), (119, 24149), (133, 21607), (217, 13243), (287, 10013), (323, 8897), (527, 5453), (589, 4879), (697, 4123), (779, 3689), (1271, 2261)]