213968690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{86627}}^1$

素因数の和:86666

約数の個数: 32

約数和(自身を含む): 436605120

約数和(自身を除く): 222636430

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 86627, 173254, 433135, 866270, 1126151, 1645913, 2252302, 3291826, 5630755, 8229565, 11261510, 16459130, 21396869, 42793738, 106984345, 213968690]

約数ペア:

[(1, 213968690), (2, 106984345), (5, 42793738), (10, 21396869), (13, 16459130), (19, 11261510), (26, 8229565), (38, 5630755), (65, 3291826), (95, 2252302), (130, 1645913), (190, 1126151), (247, 866270), (494, 433135), (1235, 173254), (2470, 86627)]