557130255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2503}}^1$

素因数の和:2612

約数の個数: 64

約数和(自身を含む): 1038458880

約数和(自身を除く): 481328625

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 71, 95, 165, 209, 213, 285, 355, 627, 781, 1045, 1065, 1349, 2343, 2503, 3135, 3905, 4047, 6745, 7509, 11715, 12515, 14839, 20235, 27533, 37545, 44517, 47557, 74195, 82599, 137665, 142671, 177713, 222585, 237785, 412995, 523127, 533139, 713355, 888565, 1569381, 1954843, 2615635, 2665695, 3376547, 5864529, 7846905, 9774215, 10129641, 16882735, 29322645, 37142017, 50648205, 111426051, 185710085, 557130255]

約数ペア:

[(1, 557130255), (3, 185710085), (5, 111426051), (11, 50648205), (15, 37142017), (19, 29322645), (33, 16882735), (55, 10129641), (57, 9774215), (71, 7846905), (95, 5864529), (165, 3376547), (209, 2665695), (213, 2615635), (285, 1954843), (355, 1569381), (627, 888565), (781, 713355), (1045, 533139), (1065, 523127), (1349, 412995), (2343, 237785), (2503, 222585), (3135, 177713), (3905, 142671), (4047, 137665), (6745, 82599), (7509, 74195), (11715, 47557), (12515, 44517), (14839, 37545), (20235, 27533)]